bbn/index.php

<!DOCTYPE html>
<html>
	<head>
		<title>bbn</title>
		<link rel="manifest" href="manifest.json" />
		<meta name="theme-color" content="white" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
		<meta charset="UTF-8">
		<link rel="stylesheet" type="text/css" href="style.css">
	</head>
	<body>
		<?php
			error_reporting(E_ALL);
			require 'settings.php';

			if ($password && (!isset($_SERVER['PHP_AUTH_PW']) || $_SERVER['PHP_AUTH_PW'] != $password)) {
				header('WWW-Authenticate: Basic realm="bbn"');
				header('HTTP/1.0 401 Unauthorized');
				echo '<p>Access denied.</p></body></html>';
				exit;
			}

			session_start();

			if (!isset($_SESSION['index']) || isset($_GET['reindex']) || empty($_SESSION['index']))
			{
				echo '<div class="grey">reindexed</div>';
				$files = glob($dir . '/*');
				usort($files, function($a, $b)
				{
					return filemtime($b) - filemtime($a);
				});
				$_SESSION['index'] = $files;
			}

			function removefromindex($title)
			{
				global $dir;
				$key = array_search($dir . '/' . $title, $_SESSION['index']);
				if ($key !== FALSE)
				{
					array_splice($_SESSION['index'], $key, 1);
				}
			}

			function savenote($title, $content)
			{
				global $dir;
				$path = $dir . '/' . $title;
				$lastchanged = filemtime($path);
				$previous = $_POST['lastchanged'];
				if ( (int)$lastchanged >  (int)$previous)
				{
					$tempcontent = file_get_contents($path);
					if ($tempcontent != $content)
					{
						$temptitle = $title . '_' . $lastchanged;
						file_put_contents($dir . '/' . $temptitle, $tempcontent);
						array_unshift($_SESSION['index'], $dir . '/' . $temptitle);
						echo '<div class="grey">Conflict detected. See backup: ' . $temptitle . '</div>';
					}
				}
				file_put_contents($path, $content);
				removefromindex($title);
				array_unshift($_SESSION['index'], $path);
			}

			function linksdiv($content)
			{
				$divcontent = '<div class="grey">';
				$links = array();
				if (preg_match_all('/\[\[(.*)\]\]/', $content, $links, PREG_SET_ORDER))
				{
					foreach($links as $link)
					{
						$divcontent .=  '<div>
						<a href="index.php?open=true&param=' . urlencode($link[1]) . '">' . $link[1] . '</a>
						</div>';
					}
				}
				$links = array();
				if (preg_match_all('/https:(.*)\b/', $content, $links, PREG_SET_ORDER))
				{
					foreach($links as $link)
					{
						$divcontent .=  '<div>
						<a target="_blank" href="https:' . $link[1] . '">https:' . $link[1] . '</a>
						</div>';
					}
				}
				$divcontent .= '</div>';
				return $divcontent;
			}

			$nextpage = 'home';

			if (isset($_GET['clip']) && $_GET['param'])
			{
			 	$content = $_GET['param'] . "\r\n" . file_get_contents($dir . '/todo');
				savenote('todo', $content);
				$_GET['param'] = '';
			}
			else if (isset($_POST['save']) || isset($_POST['home']) || isset($_POST['links']) || isset($_POST['stats']))
			{
				$title = $_POST['title'];
				$content = $_POST['content'];
				savenote($title, $content);

				$previoustitle = $_POST['previoustitle'];
				if ($title != $previoustitle)
				{
					rename($dir . '/' . $previoustitle, $dir . '/' . $previoustitle . '.del');
					removefromindex($previoustitle);
				}

				if (!isset($_POST['home']))
				{
					$nextpage = 'note';
				}
			}
			else if (isset($_POST['delete']))
			{
				$title = $_POST['title'];
				rename($dir . '/' . $title, $dir . '/' . $title . '.del');
				removefromindex($title);
			}
			else if (isset($_POST['preview']))
			{
				require 'libs/Parsedown.php';
				$title = $_POST['title'];
				$content = $_POST['content'];
				$pos = 0;
				if (str_starts_with($content, '---'))
				{
					$pos = strpos($content, '---', 3) + 3;
				}
				$Parsedown = new Parsedown();
				$Parsedown->setBreaksEnabled(true);
				echo $Parsedown->text('# ' . $title . "\r\n" . substr($content, $pos));
				$nextpage = '';
			}
			else if (isset($_GET['open']))
			{
				$nextpage = 'note';
				$title = $_GET['param'];
			}

			if ($nextpage == 'note')
			{
				$now = date("Y-m-d H.i.s", time());
				if (!$title)
				{
					$title = $now;
				}

				if (!file_exists($dir . '/' . $title))
				{
					$content = "---\r\ndate: " . substr($now, 0, 10) . "\r\ntags: \r\n---\r\n";
					savenote($title, $content);
				}
				else if (!$content)
				{
					$content = file_get_contents($dir . '/' . $title);
				}

				clearstatcache();
				$lastchanged = filemtime($dir . '/' . $title);
				$lines = substr_count($content, "\r\n");
				$words = substr_count($content, " ") + $lines;
				$chars = strlen($content);

				$rows = max(20, $lines) * 2;

				require('note.php');

			}
			else if ($nextpage == 'home')
			{
				if (isset($_GET['param']))
				{
					$param = $_GET['param'];
				}
				require('home.php');

				echo '<div>';

				foreach($_SESSION['index'] as $path)
				{
					$tags = '';
					$name = basename($path);
					if (!str_ends_with($name, '.del'))
					{
						if ($_GET['param'] && (isset($_GET['search']) || isset($_GET['tags'])))
						{
							$content = file_get_contents($path);

							if ((isset($_GET['search']) && !str_contains(strtolower($content), strtolower($param)) && !str_contains(strtolower($name), strtolower($param)))
								|| (isset($_GET['tags']) && !preg_match('/tags:.*' . $param . '/i', $content)))
							{
								continue;
							}
						}
						echo '<div><a href=index.php?open=true&param=' . urlencode($name) . '>' . $name .'</a>';
						if (isset($content) && isset($_GET['tags']))
						{
							$tags = array();
							$hastags = preg_match_all('/tags:(.*)/i', $content, $tags, PREG_SET_ORDER);
							if ($hastags)
							{
								$tagslist = explode(',', $tags[0][1]);
								echo '<span class="grey"> ';
								foreach ($tagslist as $tag)
								{
									$tag = trim($tag);
									echo('<a class="grey" href="index.php?tags=true&param=' . $tag . '">' . $tag . '</a> ');
								}
								echo '</span>';
							}
						}
						else if (isset($_GET['search']) && str_contains(strtolower($content), strtolower($param)))
						{
							$pos = strpos(strtolower($content), strtolower($param));
							echo '<span class="grey"> ' . $param . substr($content, $pos + strlen($param), 42) . '</span>';
						}
						echo'</div>';
					}
				}

				echo '</div>';
			}
		?>
	</body>
</html>
init app 2024-02-13 22:57:28 +01:00			`<!DOCTYPE html>`
			`<html>`
space to tab 2024-02-14 14:23:25 +01:00			`<head>`
search by default instead of open. add title. 2024-03-08 13:47:29 +01:00			`<title>bbn</title>`
add: pwa 2024-02-19 17:28:43 +01:00			`<link rel="manifest" href="manifest.json" />`
added accent color 2024-02-14 18:22:26 +01:00			`<meta name="theme-color" content="white" />`
space to tab 2024-02-14 14:23:25 +01:00			`<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">`
			`<meta charset="UTF-8">`
refactor: externalize css 2024-02-20 16:23:04 +01:00			`<link rel="stylesheet" type="text/css" href="style.css">`
space to tab 2024-02-14 14:23:25 +01:00			`</head>`
			`<body>`
			`<?php`
attempt to fix empty screen when session lost 2024-03-15 15:11:26 +01:00			`error_reporting(E_ALL);`
space to tab 2024-02-14 14:23:25 +01:00			`require 'settings.php';`
refactor fix encoding changed font display last modified date 2024-02-13 23:38:09 +01:00
space to tab 2024-02-14 14:23:25 +01:00			`if ($password && (!isset($_SERVER['PHP_AUTH_PW']) \|\| $_SERVER['PHP_AUTH_PW'] != $password)) {`
			`header('WWW-Authenticate: Basic realm="bbn"');`
			`header('HTTP/1.0 401 Unauthorized');`
attempt to fix empty screen when session lost 2024-03-15 15:11:26 +01:00			`echo '<p>Access denied.</p></body></html>';`
space to tab 2024-02-14 14:23:25 +01:00			`exit;`
			`}`
refactor fix encoding changed font display last modified date 2024-02-13 23:38:09 +01:00
improve: use index in session to avoid parsing data dir each time 2024-03-07 10:02:11 +01:00			`session_start();`

fix session lost 2024-03-18 17:22:22 +01:00			`if (!isset($_SESSION['index']) \|\| isset($_GET['reindex']) \|\| empty($_SESSION['index']))`
			`{`
changed message 2024-03-19 17:37:54 +01:00			`echo '<div class="grey">reindexed</div>';`
fix session lost 2024-03-18 17:22:22 +01:00			`$files = glob($dir . '/*');`
			`usort($files, function($a, $b)`
			`{`
			`return filemtime($b) - filemtime($a);`
			`});`
			`$_SESSION['index'] = $files;`
			`}`

refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`function removefromindex($title)`
improve: use index in session to avoid parsing data dir each time 2024-03-07 10:02:11 +01:00			`{`
			`global $dir;`
			`$key = array_search($dir . '/' . $title, $_SESSION['index']);`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`if ($key !== FALSE)`
improve: use index in session to avoid parsing data dir each time 2024-03-07 10:02:11 +01:00			`{`
			`array_splice($_SESSION['index'], $key, 1);`
			`}`
			`}`

refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`function savenote($title, $content)`
recover local git disaster 2024-03-06 08:33:44 +01:00			`{`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`global $dir;`
add conflict management 2024-03-15 15:11:51 +01:00			`$path = $dir . '/' . $title;`
			`$lastchanged = filemtime($path);`
			`$previous = $_POST['lastchanged'];`
			`if ( (int)$lastchanged > (int)$previous)`
			`{`
			`$tempcontent = file_get_contents($path);`
			`if ($tempcontent != $content)`
			`{`
			`$temptitle = $title . '_' . $lastchanged;`
			`file_put_contents($dir . '/' . $temptitle, $tempcontent);`
			`array_unshift($_SESSION['index'], $dir . '/' . $temptitle);`
			`echo '<div class="grey">Conflict detected. See backup: ' . $temptitle . '</div>';`
			`}`
			`}`
			`file_put_contents($path, $content);`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`removefromindex($title);`
add conflict management 2024-03-15 15:11:51 +01:00			`array_unshift($_SESSION['index'], $path);`
recover local git disaster 2024-03-06 08:33:44 +01:00			`}`
change: save before returning home 2024-02-20 16:23:37 +01:00
change links on top with link 2024-03-12 12:12:13 +01:00			`function linksdiv($content)`
			`{`
			`$divcontent = '<div class="grey">';`
			`$links = array();`
			`if (preg_match_all('/\[\[(.*)\]\]/', $content, $links, PREG_SET_ORDER))`
			`{`
			`foreach($links as $link)`
			`{`
			`$divcontent .= '<div>`
			`<a href="index.php?open=true&param=' . urlencode($link[1]) . '">' . $link[1] . '</a>`
			`</div>';`
			`}`
			`}`
			`$links = array();`
			`if (preg_match_all('/https:(.*)\b/', $content, $links, PREG_SET_ORDER))`
			`{`
			`foreach($links as $link)`
			`{`
			`$divcontent .= '<div>`
			`<a target="_blank" href="https:' . $link[1] . '">https:' . $link[1] . '</a>`
			`</div>';`
			`}`
			`}`
			`$divcontent .= '</div>';`
			`return $divcontent;`
			`}`

refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`$nextpage = 'home';`

			`if (isset($_GET['clip']) && $_GET['param'])`
recover local git disaster 2024-03-06 08:33:44 +01:00			`{`
remove title, use todo for clip 2024-03-06 14:44:52 +01:00			`$content = $_GET['param'] . "\r\n" . file_get_contents($dir . '/todo');`
improve: use index in session to avoid parsing data dir each time 2024-03-07 10:02:11 +01:00			`savenote('todo', $content);`
recover local git disaster 2024-03-06 08:33:44 +01:00			`$_GET['param'] = '';`
			`}`
add stat action drop link labels 2024-03-12 14:09:49 +01:00			`else if (isset($_POST['save']) \|\| isset($_POST['home']) \|\| isset($_POST['links']) \|\| isset($_POST['stats']))`
space to tab 2024-02-14 14:23:25 +01:00			`{`
			`$title = $_POST['title'];`
			`$content = $_POST['content'];`
improve: use index in session to avoid parsing data dir each time 2024-03-07 10:02:11 +01:00			`savenote($title, $content);`
refactor add: show tags list when searching tags add: show preview when searching in content change: delete previous upon rename change: various improvments 2024-02-19 10:18:10 +01:00
			`$previoustitle = $_POST['previoustitle'];`
			`if ($title != $previoustitle)`
			`{`
			`rename($dir . '/' . $previoustitle, $dir . '/' . $previoustitle . '.del');`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`removefromindex($previoustitle);`
refactor add: show tags list when searching tags add: show preview when searching in content change: delete previous upon rename change: various improvments 2024-02-19 10:18:10 +01:00			`}`

refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`if (!isset($_POST['home']))`
change: save before returning home 2024-02-20 16:23:37 +01:00			`{`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`$nextpage = 'note';`
change: save before returning home 2024-02-20 16:23:37 +01:00			`}`
space to tab 2024-02-14 14:23:25 +01:00			`}`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`else if (isset($_POST['delete']))`
space to tab 2024-02-14 14:23:25 +01:00			`{`
			`$title = $_POST['title'];`
			`rename($dir . '/' . $title, $dir . '/' . $title . '.del');`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`removefromindex($title);`
space to tab 2024-02-14 14:23:25 +01:00			`}`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`else if (isset($_POST['preview']))`
add: markdown preview 2024-02-19 12:20:20 +01:00			`{`
change: save before returning home 2024-02-20 16:23:37 +01:00			`require 'libs/Parsedown.php';`
add: markdown preview 2024-02-19 12:20:20 +01:00			`$title = $_POST['title'];`
			`$content = $_POST['content'];`
recover local git disaster 2024-03-06 08:33:44 +01:00			`$pos = 0;`
			`if (str_starts_with($content, '---'))`
			`{`
fix preview when no header fix search or tag with no param 2024-03-08 16:45:50 +01:00			`$pos = strpos($content, '---', 3) + 3;`
recover local git disaster 2024-03-06 08:33:44 +01:00			`}`
add: markdown preview 2024-02-19 12:20:20 +01:00			`$Parsedown = new Parsedown();`
			`$Parsedown->setBreaksEnabled(true);`
fix preview when no header fix search or tag with no param 2024-03-08 16:45:50 +01:00			`echo $Parsedown->text('# ' . $title . "\r\n" . substr($content, $pos));`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`$nextpage = '';`
			`}`
			`else if (isset($_GET['open']))`
			`{`
			`$nextpage = 'note';`
			`$title = $_GET['param'];`
add: markdown preview 2024-02-19 12:20:20 +01:00			`}`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00
			`if ($nextpage == 'note')`
space to tab 2024-02-14 14:23:25 +01:00			`{`
refactor add: show tags list when searching tags add: show preview when searching in content change: delete previous upon rename change: various improvments 2024-02-19 10:18:10 +01:00			`$now = date("Y-m-d H.i.s", time());`
recover local git disaster 2024-03-06 08:33:44 +01:00			`if (!$title)`
change: param empty by default 2024-02-16 18:08:18 +01:00			`{`
recover local git disaster 2024-03-06 08:33:44 +01:00			`$title = $now;`
change: param empty by default 2024-02-16 18:08:18 +01:00			`}`
change no authent if no password change create note if not exists change labels 2024-02-14 08:41:48 +01:00
recover local git disaster 2024-03-06 08:33:44 +01:00			`if (!file_exists($dir . '/' . $title))`
space to tab 2024-02-14 14:23:25 +01:00			`{`
add: default header on new note 2024-02-19 10:26:10 +01:00			`$content = "---\r\ndate: " . substr($now, 0, 10) . "\r\ntags: \r\n---\r\n";`
improve: use index in session to avoid parsing data dir each time 2024-03-07 10:02:11 +01:00			`savenote($title, $content);`
space to tab 2024-02-14 14:23:25 +01:00			`}`
refactor add: show tags list when searching tags add: show preview when searching in content change: delete previous upon rename change: various improvments 2024-02-19 10:18:10 +01:00			`else if (!$content)`
space to tab 2024-02-14 14:23:25 +01:00			`{`
recover local git disaster 2024-03-06 08:33:44 +01:00			`$content = file_get_contents($dir . '/' . $title);`
space to tab 2024-02-14 14:23:25 +01:00			`}`
change links on top with link 2024-03-12 12:12:13 +01:00
add conflict management 2024-03-15 15:11:51 +01:00			`clearstatcache();`
			`$lastchanged = filemtime($dir . '/' . $title);`
add stats 2024-03-11 13:58:27 +01:00			`$lines = substr_count($content, "\r\n");`
			`$words = substr_count($content, " ") + $lines;`
			`$chars = strlen($content);`
refactor 2024-03-06 11:53:57 +01:00
add stats 2024-03-11 13:58:27 +01:00			`$rows = max(20, $lines) * 2;`
refactor 2024-03-06 11:53:57 +01:00
recover local git disaster 2024-03-06 08:33:44 +01:00			`require('note.php');`
refactor 2024-03-06 11:53:57 +01:00
space to tab 2024-02-14 14:23:25 +01:00			`}`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`else if ($nextpage == 'home')`
space to tab 2024-02-14 14:23:25 +01:00			`{`
recover local git disaster 2024-03-06 08:33:44 +01:00			`if (isset($_GET['param']))`
change layout 2024-02-14 14:23:00 +01:00			`{`
recover local git disaster 2024-03-06 08:33:44 +01:00			`$param = $_GET['param'];`
space to tab 2024-02-14 14:23:25 +01:00			`}`
recover local git disaster 2024-03-06 08:33:44 +01:00			`require('home.php');`
refactor 2024-03-06 11:53:57 +01:00
improve: use index in session to avoid parsing data dir each time 2024-03-07 10:02:11 +01:00			`echo '<div>';`

			`foreach($_SESSION['index'] as $path)`
refactor 2024-03-06 11:53:57 +01:00			`{`
			`$tags = '';`
			`$name = basename($path);`
change merge filter and search 2024-03-06 12:14:08 +01:00			`if (!str_ends_with($name, '.del'))`
refactor 2024-03-06 11:53:57 +01:00			`{`
fix preview when no header fix search or tag with no param 2024-03-08 16:45:50 +01:00			`if ($_GET['param'] && (isset($_GET['search']) \|\| isset($_GET['tags'])))`
refactor 2024-03-06 11:53:57 +01:00			`{`
			`$content = file_get_contents($path);`

refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`if ((isset($_GET['search']) && !str_contains(strtolower($content), strtolower($param)) && !str_contains(strtolower($name), strtolower($param)))`
			`\|\| (isset($_GET['tags']) && !preg_match('/tags:.*' . $param . '/i', $content)))`
refactor 2024-03-06 11:53:57 +01:00			`{`
			`continue;`
			`}`
			`}`
			`echo '<div><a href=index.php?open=true&param=' . urlencode($name) . '>' . $name .'</a>';`
fix preview when no header fix search or tag with no param 2024-03-08 16:45:50 +01:00			`if (isset($content) && isset($_GET['tags']))`
refactor 2024-03-06 11:53:57 +01:00			`{`
			`$tags = array();`
			`$hastags = preg_match_all('/tags:(.*)/i', $content, $tags, PREG_SET_ORDER);`
			`if ($hastags)`
			`{`
			`$tagslist = explode(',', $tags[0][1]);`
			`echo '<span class="grey"> ';`
			`foreach ($tagslist as $tag)`
			`{`
			`$tag = trim($tag);`
			`echo('<a class="grey" href="index.php?tags=true&param=' . $tag . '">' . $tag . '</a> ');`
			`}`
			`echo '</span>';`
			`}`
			`}`
refactor actions fix index upon delete and rename 2024-03-07 12:48:31 +01:00			`else if (isset($_GET['search']) && str_contains(strtolower($content), strtolower($param)))`
refactor 2024-03-06 11:53:57 +01:00			`{`
			`$pos = strpos(strtolower($content), strtolower($param));`
change merge filter and search 2024-03-06 12:14:08 +01:00			`echo '<span class="grey"> ' . $param . substr($content, $pos + strlen($param), 42) . '</span>';`
refactor 2024-03-06 11:53:57 +01:00			`}`
			`echo'</div>';`
			`}`
			`}`

			`echo '</div>';`
space to tab 2024-02-14 14:23:25 +01:00			`}`
			`?>`
			`</body>`
init app 2024-02-13 22:57:28 +01:00			`</html>`