1: <?php
2:
3: 4: 5: 6:
7:
8: namespace Tracy;
9:
10:
11: 12: 13:
14: class Bar
15: {
16:
17: private $panels = [];
18:
19:
20: private $useSession = false;
21:
22:
23: private $contentId;
24:
25:
26: 27: 28: 29: 30: 31:
32: public function addPanel(IBarPanel $panel, $id = null)
33: {
34: if ($id === null) {
35: $c = 0;
36: do {
37: $id = get_class($panel) . ($c++ ? "-$c" : '');
38: } while (isset($this->panels[$id]));
39: }
40: $this->panels[$id] = $panel;
41: return $this;
42: }
43:
44:
45: 46: 47: 48: 49:
50: public function getPanel($id)
51: {
52: return isset($this->panels[$id]) ? $this->panels[$id] : null;
53: }
54:
55:
56: 57: 58: 59:
60: public function renderLoader()
61: {
62: if (!$this->useSession) {
63: throw new \LogicException('Start session before Tracy is enabled.');
64: }
65: $contentId = $this->contentId = $this->contentId ?: substr(md5(uniqid('', true)), 0, 10);
66: $nonce = Helpers::getNonce();
67: $async = true;
68: require __DIR__ . '/assets/Bar/loader.phtml';
69: }
70:
71:
72: 73: 74: 75:
76: public function render()
77: {
78: $useSession = $this->useSession && session_status() === PHP_SESSION_ACTIVE;
79: $redirectQueue = &$_SESSION['_tracy']['redirect'];
80:
81: foreach (['bar', 'redirect', 'bluescreen'] as $key) {
82: $queue = &$_SESSION['_tracy'][$key];
83: $queue = array_slice((array) $queue, -10, null, true);
84: $queue = array_filter($queue, function ($item) {
85: return isset($item['time']) && $item['time'] > time() - 60;
86: });
87: }
88:
89: if (Helpers::isAjax()) {
90: if ($useSession) {
91: $rows[] = (object) ['type' => 'ajax', 'panels' => $this->renderPanels('-ajax')];
92: $contentId = $_SERVER['HTTP_X_TRACY_AJAX'] . '-ajax';
93: $_SESSION['_tracy']['bar'][$contentId] = ['content' => self::renderHtmlRows($rows), 'dumps' => Dumper::fetchLiveData(), 'time' => time()];
94: }
95:
96: } elseif (preg_match('#^Location:#im', implode("\n", headers_list()))) {
97: if ($useSession) {
98: Dumper::fetchLiveData();
99: Dumper::$livePrefix = count($redirectQueue) . 'p';
100: $redirectQueue[] = [
101: 'panels' => $this->renderPanels('-r' . count($redirectQueue)),
102: 'dumps' => Dumper::fetchLiveData(),
103: 'time' => time(),
104: ];
105: }
106:
107: } elseif (Helpers::isHtmlMode()) {
108: $rows[] = (object) ['type' => 'main', 'panels' => $this->renderPanels()];
109: $dumps = Dumper::fetchLiveData();
110: foreach (array_reverse((array) $redirectQueue) as $info) {
111: $rows[] = (object) ['type' => 'redirect', 'panels' => $info['panels']];
112: $dumps += $info['dumps'];
113: }
114: $redirectQueue = null;
115: $content = self::renderHtmlRows($rows);
116:
117: if ($this->contentId) {
118: $_SESSION['_tracy']['bar'][$this->contentId] = ['content' => $content, 'dumps' => $dumps, 'time' => time()];
119: } else {
120: $contentId = substr(md5(uniqid('', true)), 0, 10);
121: $nonce = Helpers::getNonce();
122: $async = false;
123: require __DIR__ . '/assets/Bar/loader.phtml';
124: }
125: }
126: }
127:
128:
129: 130: 131:
132: private function renderHtmlRows(array $rows)
133: {
134: ob_start(function () {});
135: require __DIR__ . '/assets/Bar/panels.phtml';
136: require __DIR__ . '/assets/Bar/bar.phtml';
137: return Helpers::fixEncoding(ob_get_clean());
138: }
139:
140:
141: 142: 143:
144: private function renderPanels($suffix = null)
145: {
146: set_error_handler(function ($severity, $message, $file, $line) {
147: if (error_reporting() & $severity) {
148: throw new \ErrorException($message, 0, $severity, $file, $line);
149: }
150: });
151:
152: $obLevel = ob_get_level();
153: $panels = [];
154:
155: foreach ($this->panels as $id => $panel) {
156: $idHtml = preg_replace('#[^a-z0-9]+#i', '-', $id) . $suffix;
157: try {
158: $tab = (string) $panel->getTab();
159: $panelHtml = $tab ? (string) $panel->getPanel() : null;
160: if ($tab && $panel instanceof \Nette\Diagnostics\IBarPanel) {
161: $e = new \Exception('Support for Nette\Diagnostics\IBarPanel is deprecated');
162: }
163:
164: } catch (\Exception $e) {
165: } catch (\Throwable $e) {
166: }
167: if (isset($e)) {
168: while (ob_get_level() > $obLevel) {
169: ob_end_clean();
170: }
171: $idHtml = "error-$idHtml";
172: $tab = "Error in $id";
173: $panelHtml = "<h1>Error: $id</h1><div class='tracy-inner'>" . nl2br(Helpers::escapeHtml($e)) . '</div>';
174: unset($e);
175: }
176: $panels[] = (object) ['id' => $idHtml, 'tab' => $tab, 'panel' => $panelHtml];
177: }
178:
179: restore_error_handler();
180: return $panels;
181: }
182:
183:
184: 185: 186: 187:
188: public function dispatchAssets()
189: {
190: $asset = isset($_GET['_tracy_bar']) ? $_GET['_tracy_bar'] : null;
191: if ($asset === 'js') {
192: header('Content-Type: text/javascript');
193: header('Cache-Control: max-age=864000');
194: header_remove('Pragma');
195: header_remove('Set-Cookie');
196: $this->renderAssets();
197: return true;
198: }
199:
200: $this->useSession = session_status() === PHP_SESSION_ACTIVE;
201:
202: if ($this->useSession && Helpers::isAjax()) {
203: header('X-Tracy-Ajax: 1');
204: }
205:
206: if ($this->useSession && $asset && preg_match('#^content(-ajax)?\.(\w+)$#', $asset, $m)) {
207: $session = &$_SESSION['_tracy']['bar'][$m[2] . $m[1]];
208: header('Content-Type: text/javascript');
209: header('Cache-Control: max-age=60');
210: header_remove('Set-Cookie');
211: if (!$m[1]) {
212: $this->renderAssets();
213: }
214: if ($session) {
215: $method = $m[1] ? 'loadAjax' : 'init';
216: echo "Tracy.Debug.$method(", json_encode($session['content']), ', ', json_encode($session['dumps']), ');';
217: $session = null;
218: }
219: $session = &$_SESSION['_tracy']['bluescreen'][$m[2]];
220: if ($session) {
221: echo 'Tracy.BlueScreen.loadAjax(', json_encode($session['content']), ', ', json_encode($session['dumps']), ');';
222: $session = null;
223: }
224: return true;
225: }
226: }
227:
228:
229: private function renderAssets()
230: {
231: $css = array_map('file_get_contents', array_merge([
232: __DIR__ . '/assets/Bar/bar.css',
233: __DIR__ . '/assets/Toggle/toggle.css',
234: __DIR__ . '/assets/Dumper/dumper.css',
235: __DIR__ . '/assets/BlueScreen/bluescreen.css',
236: ], Debugger::$customCssFiles));
237: $css = json_encode(preg_replace('#\s+#u', ' ', implode($css)));
238: echo "(function(){var el = document.createElement('style'); el.className='tracy-debug'; el.textContent=$css; document.head.appendChild(el);})();\n";
239:
240: array_map('readfile', array_merge([
241: __DIR__ . '/assets/Bar/bar.js',
242: __DIR__ . '/assets/Toggle/toggle.js',
243: __DIR__ . '/assets/Dumper/dumper.js',
244: __DIR__ . '/assets/BlueScreen/bluescreen.js',
245: ], Debugger::$customJsFiles));
246: }
247: }
248: