Sbgodin/HtmGem
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HtmGem/index.php

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PHP
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Adds strict_types=1
2021-04-02 21:29:46 +02:00
<?php declare(strict_types=1);
Setup easy installation on shared host
2021-03-09 00:48:07 +01:00
Refactores and add tests for url resolving
2021-04-02 21:00:09 +02:00
require_once "lib-htmgem.inc.php";
require_once "lib-html.inc.php";
Converts files from UTF-16 and UTF-32 to UTF-8 The resulting file (HTML) is in UTF-8.
2021-04-04 21:16:01 +02:00
require_once "lib-io.inc.php";
Adds 404 page
2021-03-09 01:21:50 +01:00
Make room for vendor CSS * Creates a default directory for the default css. * Changes the way to address CSS: "," used as "/" (see htmgem/css/index.gmi). * "src" style replaces the "pre": display the source code onscreen. * Removes the "None" style, useless after all. * Removes the absolute stylesheet path, now always in /htmgem/css.
2022-07-29 11:08:28 +02:00
define("DEFAULT_CSS", "/css/default/htmgem.css");
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
$documentRoot = $_SERVER['DOCUMENT_ROOT'];
$scheme = (@$_SERVER['REQUEST_SCHEME']??"http")."://";
$domain = $_SERVER['HTTP_HOST'];
$php_self = $_SERVER['PHP_SELF']; // by default: /htmgem/index.php
$php_self_dir = dirname($php_self);
Manages the styles. WIP.
2021-03-09 11:26:31 +01:00
$url = @$_REQUEST["url"];
Enables browsing without URL Rewriting
2021-03-28 21:50:36 +02:00
$urlRewriting = @$_REQUEST["rw"]=="1";
Manages the styles. WIP.
2021-03-09 11:26:31 +01:00
Refactores and add tests for url resolving
2021-04-02 21:00:09 +02:00
/**
* Installation page
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
*
* Accessing directly /htmgem will make display the self-hosted documentation
typo
2021-03-25 22:39:52 +01:00
* contained in "index.gmi". If it's removed, display an empty page with a
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
* comment
*/
Setup easy installation on shared host
2021-03-09 00:48:07 +01:00
if (empty($url)) {
Shows nothing if index.gmi is not present
2021-03-09 02:03:24 +01:00
if (!file_exists("index.gmi")) {
http_response_code(403);
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
} else {
$gt_html = new \htmgem\GemTextTranslate_html(file_get_contents("index.gmi"), true, "$php_self?url=", $php_self_dir);
Fix getCss() calls Make ->getCss a method call instead of a property access so that it won't return null always.
2023-08-01 19:26:26 +02:00
if (empty($gt_html->getCss())) $gt_html->addCss($php_self_dir.DEFAULT_CSS);
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
// No URL Rewritting assumed
echo \htmgem\html\getHtmlWithMenu($gt_html, $scheme, $domain, $php_self, "$php_self?url=");
Shows nothing if index.gmi is not present
2021-03-09 02:03:24 +01:00
}
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
exit();
Setup easy installation on shared host
2021-03-09 00:48:07 +01:00
}
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
$url = \htmgem\resolve_path(
// Some webservers (Apache) don't add the slash
// while others (Nginx) do…
( $url[0] == "/" ? "" : "/" ) . $url
);
Enables browsing without URL Rewriting
2021-03-28 21:50:36 +02:00
if (!preg_match("/\.gmi$/", $url)) {
if ($url[-1] == "/")
$url = $url."index.gmi";
else
$url = $url."/index.gmi";
}
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
# Removes the headling and trailling slashes, to be sure there's not any.
$filePath = rtrim($_SERVER['DOCUMENT_ROOT'], "/")."/".ltrim($url, "/");
Setup easy installation on shared host
2021-03-09 00:48:07 +01:00
Enable security on what gmi file the client asks. * checks realPath() against no-existent files, * checks the file suffix '.gmi' * checks the directory belongs to that of the site.
2021-03-18 21:18:49 +01:00
switch(true) {
case !realPath($filePath):
case strpos($filePath, $documentRoot)!==0: # not in web directory
$go404 = true;
// Says 404 even if the file exists to not give any information.
break;
default:
$go404 = false;
}
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
/* 404 page
*/
Enable security on what gmi file the client asks. * checks realPath() against no-existent files, * checks the file suffix '.gmi' * checks the directory belongs to that of the site.
2021-03-18 21:18:49 +01:00
if ($go404) {
Manages the styles. WIP.
2021-03-09 11:26:31 +01:00
error_log("HtmGem: 404 $url $filePath");
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
http_response_code(404);
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
$page404 = \htmgem\html\get404GmiPage($url);
Refactores and add tests for url resolving
2021-04-02 21:00:09 +02:00
$gt_html = new \htmgem\GemTextTranslate_html($page404);
Fix getCss() calls Make ->getCss a method call instead of a property access so that it won't return null always.
2023-08-01 19:26:26 +02:00
if (empty($gt_html->getCss())) $gt_html->addCss($php_self_dir."/css/htmgem.css");
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
if ($urlRewriting)
echo \htmgem\html\getHtmlWithMenu($gt_html, $scheme, $domain, $url);
else
echo \htmgem\html\getHtmlWithMenu($gt_html, $scheme, $domain, $url, "$php_self?url=");
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
exit();
Setup easy installation on shared host
2021-03-09 00:48:07 +01:00
}
Enable security on what gmi file the client asks. * checks realPath() against no-existent files, * checks the file suffix '.gmi' * checks the directory belongs to that of the site.
2021-03-18 21:18:49 +01:00
# to false only if textDecoration=0 in the URL
Refactores and add tests for url resolving
2021-04-02 21:00:09 +02:00
$gt_htmlextDecoration = "0" != @$_REQUEST['textDecoration'];
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
$fileContents = @file_get_contents($filePath);
Converts files from UTF-16 and UTF-32 to UTF-8 The resulting file (HTML) is in UTF-8.
2021-04-04 21:16:01 +02:00
\htmgem\io\convertToUTF8($fileContents);
Setup easy installation on shared host
2021-03-09 00:48:07 +01:00
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
/* CSS and special style management
*/
Manages the styles. WIP.
2021-03-09 11:26:31 +01:00
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
$style = @$_REQUEST['style'];
Manages the styles. WIP.
2021-03-09 11:26:31 +01:00
if ("source" == $style) {
Forces download when using "source" as a style
2021-03-13 00:30:49 +01:00
$basename = basename($filePath);
header("Cache-Control: public");
header("Content-Disposition: attachment; filename=$basename");
header("Content-Type: text/plain");
header("Content-Transfer-Encoding: binary");
header('Content-Length: ' . filesize($filePath));
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
echo $fileContents;
Forces download when using "source" as a style
2021-03-13 00:30:49 +01:00
exit();
Make room for vendor CSS * Creates a default directory for the default css. * Changes the way to address CSS: "," used as "/" (see htmgem/css/index.gmi). * "src" style replaces the "pre": display the source code onscreen. * Removes the "None" style, useless after all. * Removes the absolute stylesheet path, now always in /htmgem/css.
2022-07-29 11:08:28 +02:00
} elseif ("src" == $style) {
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
# Gets the page title: the first occurrence with # at the line start
mb_ereg("#\s*([^\n]+)\n", $fileContents, $matches);
$page_title = @$matches[1];
Escapes the quotes and enable double encode
2021-03-20 15:00:24 +01:00
$fileContents = htmlspecialchars($fileContents, ENT_HTML5|ENT_QUOTES, "UTF-8", true);
Adds the style "pre"
2021-03-09 12:02:04 +01:00
echo <<<EOL
<!DOCTYPE html>
<html>
<head>
<title>$page_title</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
<pre>
$fileContents</pre>
Adds the style "pre"
2021-03-09 12:02:04 +01:00
</body>
</html>
EOL;
Deep refactoring: parsing, translating, classes * Removes "^" to disable text decoration line-wise. * Split HTML generation in two: parsing and translating. * Create class to handle gemtext parsing. * Create class to translate to HTML. * Create class to generate back gemtext (for future test cases). * Uses generators to parse then translate. * Fix: 404 doesn't occur for an empty file. * Page 404 fully generated by HtmGem itself. * CSS is no longer incorporated in the HTML page. * Handle CSS inclusion by addCss() calls.
2021-03-16 20:54:10 +01:00
exit();
WIP
2021-03-18 14:43:02 +01:00
}
Enables browsing without URL Rewriting
2021-03-28 21:50:36 +02:00
if ($urlRewriting)
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
$gt_html = new \htmgem\GemTextTranslate_html($fileContents, $gt_htmlextDecoration);
Enables browsing without URL Rewriting
2021-03-28 21:50:36 +02:00
else
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
$gt_html = new \htmgem\GemTextTranslate_html($fileContents, $gt_htmlextDecoration, "$php_self?url=", dirname($url));
Removes the page-specific CSS
2022-08-01 14:34:45 +02:00
if (empty($style)) {
$gt_html->addCss($php_self_dir.DEFAULT_CSS);
Make room for vendor CSS * Creates a default directory for the default css. * Changes the way to address CSS: "," used as "/" (see htmgem/css/index.gmi). * "src" style replaces the "pre": display the source code onscreen. * Removes the "None" style, useless after all. * Removes the absolute stylesheet path, now always in /htmgem/css.
2022-07-29 11:08:28 +02:00
} else {
$style = preg_replace("/,/", "/", $style);
$gt_html->addCss("$php_self_dir/css/$style");
Manages the styles. WIP.
2021-03-09 11:26:31 +01:00
}
Adds the url path * The /htmgem directory can be renamed and moved. * Everything works without URL rewriting enabled.
2021-04-11 21:35:55 +02:00
if ($urlRewriting)
echo \htmgem\html\getHtmlWithMenu($gt_html, $scheme, $domain, $url);
else
echo \htmgem\html\getHtmlWithMenu($gt_html, $scheme, $domain, $url, "$php_self?url=");
Setup easy installation on shared host
2021-03-09 00:48:07 +01:00
?>
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