silverstripe-framework/dev/DebugView.php
2012-04-11 14:39:02 +12:00

184 lines
5.2 KiB
PHP

<?php
/**
* @package sapphire
* @subpackage dev
*/
/**
* A basic HTML wrapper for stylish rendering of a developement info view.
* Used to output error messages, and test results.
*
* @package sapphire
* @subpackage dev
*/
class DebugView extends Object {
protected static $error_types = array(
E_USER_ERROR => array(
'title' => 'User Error',
'class' => 'error'
),
E_CORE_ERROR => array(
'title' => 'Core Error',
'class' => 'error'
),
E_NOTICE => array(
'title' => 'Notice',
'class' => 'notice'
),
E_USER_NOTICE => array(
'title' => 'User Notice',
'class' => 'notice'
),
E_DEPRECATED => array(
'title' => 'Deprecated',
'class' => 'notice'
),
E_USER_DEPRECATED => array(
'title' => 'User Deprecated',
'class' => 'notice'
),
E_CORE_ERROR => array(
'title' => 'Core Error',
'class' => 'error'
),
E_WARNING => array(
'title' => 'Warning',
'class' => 'warning'
),
E_CORE_WARNING => array(
'title' => 'Core Warning',
'class' => 'warning'
),
E_USER_WARNING => array(
'title' => 'User Warning',
'class' => 'warning'
),
E_STRICT => array(
'title' => 'Strict Notice',
'class' => 'notice'
)
);
/**
* Generate breadcrumb links to the URL path being displayed
*
* @return string
*/
public function Breadcrumbs() {
$basePath = str_replace(Director::protocolAndHost(), '', Director::absoluteBaseURL());
$relPath = parse_url(substr($_SERVER['REQUEST_URI'], strlen($basePath), strlen($_SERVER['REQUEST_URI'])), PHP_URL_PATH);
$parts = explode('/', $relPath);
$base = Director::absoluteBaseURL();
$pathPart = "";
$pathLinks = array();
foreach($parts as $part) {
if ($part != '') {
$pathPart .= "$part/";
$pathLinks[] = "<a href=\"$base$pathPart\">$part</a>";
}
}
return implode('&rarr;&nbsp;', $pathLinks);
}
/**
* Render HTML header for development views
*/
public function writeHeader() {
$url = htmlentities(
$_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'],
ENT_COMPAT,
'UTF-8'
);
echo '<!DOCTYPE html><html><head><title>' . $url . '</title>';
echo '<style type="text/css">';
echo 'body { background-color:#eee; margin:0; padding:0; font-family:Helvetica,Arial,sans-serif; }';
echo '.info { border-bottom:1px dotted #333; background-color:#ccdef3; margin:0; padding:6px 12px; }';
echo '.info h1 { margin:0; padding:0; color:#333; letter-spacing:-2px; }';
echo '.header { margin:0; border-bottom:6px solid #ccdef3; height:23px; background-color:#666673; padding:4px 0 2px 6px; background-image:url('.Director::absoluteBaseURL().'cms/images/mainmenu/top-bg.gif); }';
echo '.trace { padding:6px 12px; }';
echo '.trace li { font-size:14px; margin:6px 0; }';
echo 'pre { margin-left:18px; }';
echo 'pre span { color:#999;}';
echo 'pre .error { color:#f00; }';
echo '.pass { margin-top:18px; padding:2px 20px 2px 40px; color:#006600; background:#E2F9E3 url('.Director::absoluteBaseURL() .'cms/images/alert-good.gif) no-repeat scroll 7px 50%; border:1px solid #8DD38D; }';
echo '.fail { margin-top:18px; padding:2px 20px 2px 40px; color:#C80700; background:#FFE9E9 url('.Director::absoluteBaseURL() .'cms/images/alert-bad.gif) no-repeat scroll 7px 50%; border:1px solid #C80700; }';
echo '.failure span { color:#C80700; font-weight:bold; }';
echo '</style></head>';
echo '<body>';
}
/**
* Render the information header for the view
*
* @param string $title
* @param string $title
*/
public function writeInfo($title, $subtitle, $description=false) {
echo '<div class="info">';
echo "<h1>" . Convert::raw2xml($title) . "</h1>";
if($subtitle) echo "<h3>" . Convert::raw2xml($subtitle) . "</h3>";
if ($description) {
echo "<p>$description</p>";
} else {
echo $this->Breadcrumbs();
}
echo '</div>';
}
/**
* Render HTML footer for development views
*/
public function writeFooter() {
echo "</body></html>";
}
/**
* Write information about the error to the screen
*/
public function writeError($httpRequest, $errno, $errstr, $errfile, $errline, $errcontext) {
$errorType = self::$error_types[$errno];
$httpRequestEnt = htmlentities($httpRequest, ENT_COMPAT, 'UTF-8');
echo '<div class="info ' . $errorType['class'] . '">';
echo "<h1>[" . $errorType['title'] . '] ' . strip_tags($errstr) . "</h1>";
echo "<h3>$httpRequestEnt</h3>";
echo "<p>Line <strong>$errline</strong> in <strong>$errfile</strong></p>";
echo '</div>';
}
/**
* Write a fragment of the a source file
* @param $lines An array of file lines; the keys should be the original line numbers
*/
function writeSourceFragment($lines, $errline) {
echo '<div class="trace"><h3>Source</h3>';
echo '<pre>';
foreach($lines as $offset => $line) {
$line = htmlentities($line, ENT_COMPAT, 'UTF-8');
if ($offset == $errline) {
echo "<span>$offset</span> <span class=\"error\">$line</span>";
} else {
echo "<span>$offset</span> $line";
}
}
echo '</pre>';
}
/**
* Write a backtrace
*/
function writeTrace($trace) {
echo '<h3>Trace</h3>';
echo SS_Backtrace::get_rendered_backtrace($trace);
echo '</div>';
}
/**
* @param string $text
*/
function writeParagraph($text) {
echo '<p class="info">' . $text . '</p>';
}
}