gravel
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sessioncommunities.online
mirror of https://codeberg.org/gravel/sessioncommunities.online
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Refactor code to make use of html_generator.php

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pull/7/head
mdPlusPlus 2 years ago
parent 6168365e43
commit f58d3b044a
2 changed files with 161 additions and 147 deletions
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209
get_online_session_communities.php
Unescape Escape View File

@ -4,6 +4,7 @@
// require other php files
require "helper_functions.php";
require "language_flags.php";
require "html_generator.php";
// some global stuff
@ -45,8 +46,7 @@
$known_pubkeys = array(
// "server_without_proto" => "64 char hex public key"
"13.233.251.36:8081" => "efcaecf00aebf5b75e62cf1fd550c6052842e1415a9339406e256c8b27cd2039",
"open.getsession.org" => "a03c383cf63c3c4efe67acc52112a6dd734b3a946b9545f488aaa93da7991238",
// "sog.zcyph.cc" => "e56fa54f9da6df91928f97023e8651e2df10fb6cf743a1ec96d0543acb8f2e7a"
"open.getsession.org" => "a03c383cf63c3c4efe67acc52112a6dd734b3a946b9545f488aaa93da7991238"
);
// path for HTML output
@ -74,8 +74,12 @@
$addr_assignments = get_pubkeys_of_servers($servers, $pubkeys);
$addr_assignments = reduce_addresses_of_pubkeys($addr_assignments);
$room_assignments = assign_rooms_to_address_assignments($addr_assignments, $rooms);
$info_arrays = generate_info_arrays($room_assignments);
// $final_join_links = generate_join_links($room_assignments);
$final_join_links = generate_join_links($room_assignments);
$table_html = get_table_html($info_arrays);
$title = "Self-updating list of active Session Communities";
$final_html = create_html_page_from_html_data($table_html, $title, $timestamp);
// print_r($wild_join_links);
// print_r($servers);
@ -85,14 +89,10 @@
// print_r($room_assignments); //TODO: We also assigned empty room arrays. Should probably be fixed
// print_r($final_join_links);
$table_html = get_table_html($room_assignments);
$title = "Self-updating list of active Session Communities";
$final_html = create_html_page_from_table($table_html, $title, $timestamp);
// write output to disk
global $output;
file_put_contents($output, $final_html); // overwrites existing file
echo("Done. " . count($final_join_links) . " unique Session Communities have been found." . PHP_EOL);
echo("Done. " . count($info_arrays) . " unique Session Communities have been found." . PHP_EOL);
}
/*
@ -546,6 +546,7 @@
/*
* TODO: Description
* This function is only used for debugging
*/
function generate_join_links($room_assignments_arr) {
$result = array();
@ -572,122 +573,6 @@
return $result;
}
/*
* Writes HTML table with the following info:
* Token + shortened pubkey | Name | Description | Users | View Links(?) | Join URL
*/
function get_table_html($room_assignments_arr) {
global $languages; // language_flags.php
$shortened_pubkey_length = 4; // shorten pubkey to this length to make room token unique
// contains the info for each line of the table
$ordered_table_elements = array();
// for each server a.k.a. public key do
foreach($room_assignments_arr as $pubkey => $room_assignment) {
$server = $room_assignment[0];
$shortened_pubkey = substr($pubkey, 0, $shortened_pubkey_length); // first X chars of pubkey
// for every room do
foreach($room_assignment[1] as $room_array) {
// info:
// $room_array = array(
// "token" => bla,
// "name" => Blabla,
// "active_users" => -1,
// "description" => Blabla bla bla
//);
$join_link = $server . "/" . $room_array["token"] . "?public_key=" . $pubkey;
$identifier = $room_array["token"] . "+" . $shortened_pubkey;
$info_array = array(
"name" => $room_array["name"],
"language" => $languages[$identifier], // example: $languages["deutsch+118d"] = "🇩🇪"
"description" => $room_array["description"],
"active_users" => $room_array["active_users"],
"join_link" => $join_link
);
$ordered_table_elements[$identifier] = $info_array;
}
}
// sorting that keeps index association, sort by index
ksort($ordered_table_elements, SORT_STRING | SORT_FLAG_CASE);
// print_r($ordered_table_elements);
$table_lines = array();
foreach($ordered_table_elements as $id => $content) {
// https://1.2.3.4:56789/token?public_key=0123456789abcdef
$join_link = $content["join_link"];
// get preview links
$exploded = explode("/", $join_link); // https: + "" + 1.2.3.4:56789 + token?public_key=0123456789abcdef
$server_url = $exploded[0] . "//" . $exploded[2];
$token = explode("?", $exploded[3])[0];
$preview_link = get_preview_link($server_url, $token);
if(!$preview_link || $preview_link == "") {
echo("Preview link is empty. Dumping variables." . PHP_EOL);
echo("Join link: " . $join_link . PHP_EOL);
echo("Server: " . $server. PHP_EOL);
echo("Token: " . $token . PHP_EOL);
}
$active_users = $content["active_users"];
// test if active_users is valid
/*if($active_users == -1) {
$active_users = "N/A"; // this breaks sortTable()
}*/
$line =
" <tr id=\"" . $id . "\">" . PHP_EOL .
" <td class=\"td_identifier\">" . $id . "</td>" . PHP_EOL .
" <td>" . $content["language"] . "</td>" . PHP_EOL .
" <td>" . $content["name"] . "</td>" . PHP_EOL .
" <td>" . $content["description"] . "</td>" . PHP_EOL .
" <td class=\"td_users\">" . $active_users . "</td>" . PHP_EOL .
" <td><a href=\"" . $preview_link . "\">" . $preview_link . "</a></td>" . PHP_EOL .
" <td class=\"td_join_url\">" . substr($join_link, 0, 32) . "..." . PHP_EOL .
" <button class=\"copy_button\" onclick=\"copyToClipboard('" . $join_link . "')\">Copy</button>" . PHP_EOL .
" </td>" . PHP_EOL .
" </tr>" . PHP_EOL;
$table_lines[] = $line;
}
// prefix
$prefix =
"<h1 id=\"headline\">Session Communities</h1>" . PHP_EOL .
"<table id=\"tbl_communities\">" . PHP_EOL .
" <tr>" . PHP_EOL .
" <th onclick=\"sortTable(0)\" id=\"th_identifier\">Identifier</th>" . PHP_EOL .
" <th onclick=\"sortTable(1)\" id=\"th_language\">L</th>" . PHP_EOL .
" <th onclick=\"sortTable(2)\" id=\"th_name\">Name</th>" . PHP_EOL .
" <th onclick=\"sortTable(3)\" id=\"th_description\">Description</th>" . PHP_EOL .
" <th onclick=\"sortTable(4)\" id=\"th_users\">Users</th>" . PHP_EOL .
" <th onclick=\"sortTable(5)\" id=\"th_preview\">Preview</th>" . PHP_EOL .
" <th onclick=\"sortTable(6)\" id=\"th_join_url\">Join URL</th>" . PHP_EOL .
" </tr>" . PHP_EOL;
// suffix
$suffix =
"</table>" . PHP_EOL .
"<table id=\"tbl_footer\">" . PHP_EOL .
" <tr>" . PHP_EOL .
" <td id=\"td_summary\">" . count($table_lines) . " unique Session Communities have been found.</td>" . PHP_EOL .
" </tr>" . PHP_EOL .
" <tr>" . PHP_EOL .
" <td id=\"td_last_checked\">Last checked X minutes ago.</td>" . PHP_EOL .
" </tr>" . PHP_EOL .
"</table>" . PHP_EOL;
// concatenate html
$html = $prefix;
foreach($table_lines as $line) {
$html = $html . $line;
}
$html = $html . $suffix;
return $html;
}
/*
* Test if preview_links are 404 and return the right one (or null)
*/
@ -708,29 +593,6 @@
return $result;
}
/*
* Build valid HTML5 page from provided table html
*/
function create_html_page_from_table($table_html, $title, $timestamp) {
$pre =
"<!DOCTYPE html>" . PHP_EOL .
"<html lang=\"en\">" . PHP_EOL .
" <head>" . PHP_EOL .
" <link rel=\"icon\" type=\"image/svg+xml\" href=\"favicon.svg\" sizes=\"any\">" . PHP_EOL .
" <link rel=\"stylesheet\" href=\"styles.css\">" . PHP_EOL .
" <script src=\"script.js\" defer></script>" . PHP_EOL .
" <title>" . $title . "</title>" . PHP_EOL .
" </head>" . PHP_EOL .
" <body onload=\"onLoad(" . $timestamp . ")\">" . PHP_EOL;
$post =
" </body>" . PHP_EOL .
"</html>" . PHP_EOL;
$html5 = $pre . $table_html . $post;
return $html5;
}
/*
* Queries the first found room for a server for its actual public key
*/
@ -758,4 +620,57 @@
return $result;
}
/*
* TODO: Description
*/
function generate_info_arrays($room_assignments_arr) {
global $languages; // language_flags.php
$shortened_pubkey_length = 4; // shorten pubkey to this length to make room token unique
$info_arrays = array(); // contains the info for each community, will be the returned as result
// for each server a.k.a. public key do
foreach($room_assignments_arr as $pubkey => $room_assignment) {
$server_url = $room_assignment[0];
$shortened_pubkey = substr($pubkey, 0, $shortened_pubkey_length); // first X chars of pubkey
// for every room do
foreach($room_assignment[1] as $room_array) {
// info:
// $room_array = array(
// "token" => bla,
// "name" => Blabla,
// "active_users" => -1,
// "description" => Blabla bla bla
//);
$join_link = $server_url . "/" . $room_array["token"] . "?public_key=" . $pubkey;
$identifier = $room_array["token"] . "+" . $shortened_pubkey;
$preview_link = get_preview_link($server_url, $room_array["token"]);
// debug logging
if(!$preview_link || $preview_link == "") {
echo("Preview link is empty. Dumping variables." . PHP_EOL);
echo("Join link: " . $join_link . PHP_EOL);
echo("Server: " . $server_url. PHP_EOL);
echo("Token: " . $room_array["token"] . PHP_EOL);
}
$info_array = array(
"name" => $room_array["name"],
"language" => $languages[$identifier], // example: $languages["deutsch+118d"] = "🇩🇪"
"description" => $room_array["description"],
"active_users" => $room_array["active_users"],
"preview_link" => $preview_link,
"join_link" => $join_link
);
$info_arrays[$identifier] = $info_array;
}
}
// sorting that keeps index association, sort by index
ksort($info_arrays, SORT_STRING | SORT_FLAG_CASE);
return $info_arrays;
}
?>

99
html_generator.php
Unescape Escape View File

@ -0,0 +1,99 @@
<?php
/*
* Build valid HTML5 page from provided (table) html
*/
function create_html_page_from_html_data($html_data, $title, $timestamp) {
$pre =
"<!DOCTYPE html>" . PHP_EOL .
"<html lang=\"en\">" . PHP_EOL .
" <head>" . PHP_EOL .
" <link rel=\"icon\" type=\"image/svg+xml\" href=\"favicon.svg\" sizes=\"any\">" . PHP_EOL .
" <link rel=\"stylesheet\" href=\"styles.css\">" . PHP_EOL .
" <script src=\"script.js\" defer></script>" . PHP_EOL .
" <title>" . $title . "</title>" . PHP_EOL .
" </head>" . PHP_EOL .
" <body onload=\"onLoad(" . $timestamp . ")\">" . PHP_EOL;
$post =
" </body>" . PHP_EOL .
"</html>" . PHP_EOL;
$html5 = $pre . $html_data . $post;
return $html5;
}
/*
* Writes HTML table with the following info:
* Token + shortened pubkey | Name | Description | Users | View Links(?) | Join URL
*/
function get_table_html($info_arrays) {
$table_lines = array();
foreach($info_arrays as $id => $content) {
/*
* $id is "room token+shortened_pubkey", e.g. "example+09af"
* Each $content looks like this:
* $info_array = array(
* "name" => "Name of the room",
* "language" => "🇩🇪",
* "description" => "Some text that describes the community",
* "active_users" => 1234,
* "preview_link" => "https://example.com/r/example",
* "join_link" => "https://example.com/example?public_key=[64_hex_chars]"
* );
*/
$exploded = explode("/", $content["join_link"]); // https: + "" + 1.2.3.4:56789 + token?public_key=0123456789abcdef
$server_url = $exploded[0] . "//" . $exploded[2]; // extract server_url
$token = explode("?", $exploded[3])[0]; // extract token
$line =
" <tr id=\"" . $id . "\">" . PHP_EOL .
" <td class=\"td_identifier\">" . $id . "</td>" . PHP_EOL .
" <td>" . $content["language"] . "</td>" . PHP_EOL .
" <td>" . $content["name"] . "</td>" . PHP_EOL .
" <td>" . $content["description"] . "</td>" . PHP_EOL .
" <td class=\"td_users\">" . $content["active_users"] . "</td>" . PHP_EOL .
" <td><a href=\"" . $content["preview_link"] . "\">" . $content["preview_link"] . "</a></td>" . PHP_EOL .
" <td class=\"td_join_url\">" . substr($content["join_link"], 0, 32) . "..." . PHP_EOL .
" <button class=\"copy_button\" onclick=\"copyToClipboard('" . $content["join_link"] . "')\">Copy</button>" . PHP_EOL .
" </td>" . PHP_EOL .
" </tr>" . PHP_EOL;
$table_lines[] = $line;
}
// prefix
$prefix =
"<h1 id=\"headline\">Session Communities</h1>" . PHP_EOL .
"<table id=\"tbl_communities\">" . PHP_EOL .
" <tr>" . PHP_EOL .
" <th onclick=\"sortTable(0)\" id=\"th_identifier\">Identifier</th>" . PHP_EOL .
" <th onclick=\"sortTable(1)\" id=\"th_language\">L</th>" . PHP_EOL .
" <th onclick=\"sortTable(2)\" id=\"th_name\">Name</th>" . PHP_EOL .
" <th onclick=\"sortTable(3)\" id=\"th_description\">Description</th>" . PHP_EOL .
" <th onclick=\"sortTable(4)\" id=\"th_users\">Users</th>" . PHP_EOL .
" <th onclick=\"sortTable(5)\" id=\"th_preview\">Preview</th>" . PHP_EOL .
" <th onclick=\"sortTable(6)\" id=\"th_join_url\">Join URL</th>" . PHP_EOL .
" </tr>" . PHP_EOL;
// suffix
$suffix =
"</table>" . PHP_EOL .
"<table id=\"tbl_footer\">" . PHP_EOL .
" <tr>" . PHP_EOL .
" <td id=\"td_summary\">" . count($table_lines) . " unique Session Communities have been found.</td>" . PHP_EOL .
" </tr>" . PHP_EOL .
" <tr>" . PHP_EOL .
" <td id=\"td_last_checked\">Last checked X minutes ago.</td>" . PHP_EOL .
" </tr>" . PHP_EOL .
"</table>" . PHP_EOL;
// concatenate html
$html = $prefix;
foreach($table_lines as $line) {
$html = $html . $line;
}
$html = $html . $suffix;
return $html;
}
?>
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