151 lines
4.1 KiB
PHP
151 lines
4.1 KiB
PHP
<?php
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require('common.php');
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function savenote($title, $content)
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{
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global $dir;
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$path = $dir . '/' . $title;
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$filename = $path . '.md';
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if (file_exists($filename))
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{
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$lastchanged = filemtime($filename);
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$previous = $_POST['lastchanged'];
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if ((int)$lastchanged > (int)$previous)
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{
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$tempcontent = file_get_contents($filename);
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if ($tempcontent != $content)
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{
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$temptitle = $title . '_conflict_' . $lastchanged;
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file_put_contents($dir . '/' . $temptitle . '.md', $tempcontent);
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array_unshift($_SESSION['index'], $dir . '/' . $temptitle);
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}
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}
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}
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file_put_contents($filename, $content);
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removefromindex($title);
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array_unshift($_SESSION['index'], $path);
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}
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// handle save actions
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if (count($_POST) > 0)
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{
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$title = $_POST['title'];
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$content = $_POST['content'];
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if (isset($_POST['save']) || isset($_POST['home']) || isset($_POST['download']) || isset($_POST['preview']))
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{
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savenote($title, $content);
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$previoustitle = $_POST['previoustitle'];
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if ($title != $previoustitle)
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{
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rename($dir . '/' . $previoustitle . '.md', $dir . '/' . $previoustitle . '.md.del');
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removefromindex($previoustitle);
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}
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if (isset($_POST['download']))
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{
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downloadnote($dir . '/' . $title . '.md');
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exit;
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}
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else if (isset($_POST['home']))
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{
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header("Location: index.php");
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exit;
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}
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else if (isset($_POST['preview']))
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{
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header("Location: note.php?preview=true&title=" . $title);
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exit;
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}
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else
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{
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header("Location: note.php?title=" . $title);
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exit;
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}
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}
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else if (isset($_POST['delete']))
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{
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rename($dir . '/' . $title . '.md', $dir . '/' . $title . '.md.del');
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removefromindex($title);
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header("Location: index.php");
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exit;
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}
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}
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// main
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$title = '';
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$content = false;
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if (isset($_GET['new']))
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{
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$now = date("Y-m-d H.i.s", time());
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$title = $now;
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$content = "---\r\ndate: " . substr($now, 0, 10) . "\r\ntags: \r\n---\r\n";
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savenote($title, $content);
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}
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else if (isset($_GET['title']))
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{
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$title = $_GET['title'];
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$content = file_get_contents($dir . '/' . $title . '.md');
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}
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if (!$content)
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{
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http_response_code(404);
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die();
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}
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clearstatcache();
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$lastchanged = filemtime($dir . '/' . $title . '.md');
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$lines = substr_count($content, "\r\n");
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$words = substr_count($content, " ") + $lines;
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$chars = strlen($content);
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$rows = max(20, $lines) * 2;
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<title><?php echo $title; ?></title>
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<link rel="manifest" href="manifest.json" />
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<meta name="theme-color" content="white" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
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<meta charset="UTF-8">
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<link rel="stylesheet" type="text/css" href="style.css">
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</head>
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<body>
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<!-- editor -->
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<div <?php if(isset($_GET['preview'])) echo 'hidden'; ?>>
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<form action="note.php" method="POST">
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<div>
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<input type="submit" name="home" value="home" accesskey="h">
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<input type="submit" name="save" value="save" accesskey="s">
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<input type="submit" name="preview" value="preview" accesskey="p">
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<input type="submit" name="download" value="download" accesskey="d">
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<input type="submit" name="delete" value="delete">
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<input hidden name="lastchanged" value="<?php echo $lastchanged; ?>">
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<div><input autocomplete="off" class="title" name="title" value="<?php echo $title; ?>"></div>
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</div>
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<div class="editor">
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<textarea rows="<?php echo $rows; ?>" autofocus name="content" spellcheck="false"><?php echo $content; ?></textarea>
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</div>
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<input hidden name="previoustitle" value="<?php echo $title; ?>">
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<div class="grey">
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<?php echo '' . $lines . ' ' . $words . ' ' . $chars . ' ' . $title . '.md ' . date('Y-m-d H.i.s', $lastchanged); ?>
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</div>
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<?php echo linksdiv($content); ?>
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</form>
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</div>
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<!-- preview -->
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<div <?php if(!isset($_GET['preview'])) echo 'hidden'; ?>>
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<div><a class="grey" href="note.php?title=<?php echo $title; ?>">back</a></div>
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<?php
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echo computepreview($title, $content);
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?>
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</div>
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</body>
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</html>
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