mirror of
https://tildegit.org/sbgodin/HtmGem.git
synced 2023-08-25 13:53:12 +02:00
137 lines
4.2 KiB
PHP
137 lines
4.2 KiB
PHP
<?php
|
||
|
||
if (isset($_REQUEST["url"]))
|
||
$url = $_REQUEST["url"];
|
||
elseif (isset($_SERVER["QUERY_STRING"]))
|
||
$url = "/".$_SERVER["QUERY_STRING"];
|
||
else
|
||
$url = "/index.gmi";
|
||
|
||
$GMI_DIR = $_SERVER['DOCUMENT_ROOT'];
|
||
|
||
$filePath = $GMI_DIR.$url;
|
||
$fileContent = @file_get_contents($filePath);
|
||
if (!$fileContent) {
|
||
http_response_code(404);
|
||
die("404: $filePath $GMI_DIR $url");
|
||
}
|
||
|
||
$fileLines = preg_split("/\n/", $fileContent);
|
||
|
||
ob_start();
|
||
|
||
|
||
echo(<<<EOL
|
||
<!DOCTYPE html>
|
||
<html lang="fr">
|
||
<head>
|
||
<title>HTM Gem</title>
|
||
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
|
||
<!-- link type="text/css" rel="StyleSheet" href="/htmgem.css" -->
|
||
<style>
|
||
|
||
EOL
|
||
);
|
||
include("htmgem.css");
|
||
echo(<<<EOL
|
||
</style>
|
||
</head>
|
||
<body>
|
||
EOL);
|
||
|
||
function addTextAttributes($line) {
|
||
$output = $line;
|
||
$output = preg_replace("#__([^_]+)(?:__)?#", "<u>\$1</u>", $output);
|
||
$output = preg_replace("#//([^/]+)(?://)?#", "<i>\$1</i>", $output);
|
||
$output = preg_replace("#~~([^~]+)(?:~~)?#", "<del>\$1</del>", $output);
|
||
$output = preg_replace("#\*\*([^\*]+)(?:\*\*)?#", "<b>\$1</b>", $output);
|
||
return $output;
|
||
}
|
||
|
||
$mode = null;
|
||
foreach ($fileLines as $line) {
|
||
$reDo = true;
|
||
$line1 = substr($line, 0, 1);
|
||
$line2 = substr($line, 0, 2);
|
||
$line3 = substr($line, 0, 3);
|
||
$line = htmlspecialchars($line, ENT_HTML5, "UTF-8", false);
|
||
while ($reDo) {
|
||
$reDo = false; # Change in modes need to redo one loop as they can’t handle the case
|
||
if (is_null($mode)) {
|
||
if (empty($line)) {
|
||
print("<p> </p>\n");
|
||
} elseif ("#" == $line1) {
|
||
preg_match("/^(#{1,3})\s*(.*)/", $line, $sharps);
|
||
$h_level = strlen($sharps[1]);
|
||
$text = $sharps[2];
|
||
switch ($h_level) {
|
||
case 1: print("<h1>".$text."</h1>\n"); break;
|
||
case 2: print("<h2>".$text."</h2>\n"); break;
|
||
case 3: print("<h3>".$text."</h3>\n"); break;
|
||
}
|
||
} elseif ("=>" == $line2) {
|
||
preg_match("/^=>\s*([^\s]+)\s*(.*)$/", $line, $linkParts);
|
||
$url_link = $linkParts[1];
|
||
$url_label = $linkParts[2];
|
||
if (empty($url_label)) $url_label = $url_link;
|
||
print("<p><a href='".$url_link."'>".$url_label."</a></p>\n");
|
||
} elseif ("```" == $line3) {
|
||
$mode="pre";
|
||
print("<pre>\n");
|
||
} elseif (">" == $line1) {
|
||
$mode = "quote";
|
||
preg_match("/^>\s*(.*)$/", $line, $quoteParts);
|
||
$quote = $quoteParts[1];
|
||
print("<blockquote>\n");
|
||
if (empty($quote))
|
||
print("<p> </p>\n");
|
||
else
|
||
print("<p>".$quoteParts[1]."</p>\n");
|
||
} elseif ("*" == $line1 && "**" != $line2) {
|
||
$mode = "ul";
|
||
$reDo = true;
|
||
print("<ul>\n");
|
||
} else {
|
||
print("<p>".addTextAttributes($line)."</p>\n");
|
||
}
|
||
} elseif ("pre"==$mode) {
|
||
if ("```" == $line3) {
|
||
$mode=null;
|
||
print("</pre>\n");
|
||
} else {
|
||
print($line."\n");
|
||
}
|
||
} elseif ("quote"==$mode) {
|
||
if (">" == $line1) {
|
||
preg_match("/^>\s*(.*)$/", $line, $quoteParts);
|
||
$quote = $quoteParts[1];
|
||
if (empty($quote))
|
||
print("<p> </p>\n");
|
||
else
|
||
print("<p>".$quote."</p>\n");
|
||
} else {
|
||
print("</blockquote>\n");
|
||
$mode=null;
|
||
$reDo=true;
|
||
}
|
||
} elseif ("ul"==$mode) {
|
||
if ("*" == $line1 && "**" != $line2) {
|
||
preg_match("/^\*\s*(.*)$/", $line, $ulParts);
|
||
$li = $ulParts[1];
|
||
if (empty($li))
|
||
print("<li> \n");
|
||
else
|
||
print("<li>".$ulParts[1]."\n");
|
||
} else {
|
||
$mode = null;
|
||
print("</ul>\n");
|
||
$reDo = true;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
ob_end_flush();
|
||
|
||
?>
|