209 lines
5.1 KiB
PHP
209 lines
5.1 KiB
PHP
<?php
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/**
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* This file is part of RSS-Bridge, a PHP project capable of generating RSS and
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* Atom feeds for websites that don't have one.
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*
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* For the full license information, please view the UNLICENSE file distributed
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* with this source code.
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*
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* @package Core
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* @license http://unlicense.org/ UNLICENSE
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* @link https://github.com/rss-bridge/rss-bridge
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*/
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/**
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* A generator class for the home page of RSS-Bridge.
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*
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* This class generates the HTML content for displaying all bridges on the home
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* page of RSS-Bridge.
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*
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* @todo Return error if a caller creates an object of this class.
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*/
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final class BridgeList {
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/**
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* Get the document head
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*
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* @return string The document head
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*/
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private static function getHead() {
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return <<<EOD
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<meta name="description" content="RSS-Bridge" />
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<title>RSS-Bridge</title>
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<link href="static/style.css" rel="stylesheet">
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<script src="static/search.js"></script>
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<script src="static/select.js"></script>
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<noscript>
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<style>
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.searchbar {
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display: none;
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}
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</style>
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</noscript>
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</head>
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EOD;
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}
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/**
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* Get the document body for all bridge cards
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*
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* @param bool $showInactive Inactive bridges are visible on the home page if
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* enabled.
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* @param int $totalBridges (ref) Returns the total number of bridges.
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* @param int $totalActiveBridges (ref) Returns the number of active bridges.
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* @return string The document body for all bridge cards.
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*/
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private static function getBridges($showInactive, &$totalBridges, &$totalActiveBridges) {
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$body = '';
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$totalActiveBridges = 0;
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$inactiveBridges = '';
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$bridgeList = Bridge::getBridgeNames();
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$formats = Format::getFormatNames();
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$totalBridges = count($bridgeList);
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foreach($bridgeList as $bridgeName) {
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if(Bridge::isWhitelisted($bridgeName)) {
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$body .= BridgeCard::displayBridgeCard($bridgeName, $formats);
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$totalActiveBridges++;
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} elseif($showInactive) {
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// inactive bridges
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$inactiveBridges .= BridgeCard::displayBridgeCard($bridgeName, $formats, false) . PHP_EOL;
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}
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}
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$body .= $inactiveBridges;
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return $body;
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}
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/**
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* Get the document header
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*
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* @return string The document header
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*/
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private static function getHeader() {
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$warning = '';
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if(Debug::isEnabled()) {
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if(!Debug::isSecure()) {
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$warning .= <<<EOD
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<section class="critical-warning">Warning : Debug mode is active from any location,
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make sure only you can access RSS-Bridge.</section>
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EOD;
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} else {
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$warning .= <<<EOD
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<section class="warning">Warning : Debug mode is active from your IP address,
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your requests will bypass the cache.</section>
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EOD;
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}
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}
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return <<<EOD
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<header>
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<h1>RSS-Bridge</h1>
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<h2>Reconnecting the Web</h2>
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{$warning}
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</header>
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EOD;
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}
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/**
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* Get the searchbar
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*
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* @return string The searchbar
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*/
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private static function getSearchbar() {
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$query = filter_input(INPUT_GET, 'q');
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return <<<EOD
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<section class="searchbar">
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<h3>Search</h3>
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<input type="text" name="searchfield"
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id="searchfield" placeholder="Insert URL or bridge name"
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onchange="search()" onkeyup="search()" value="{$query}">
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</section>
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EOD;
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}
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/**
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* Get the document footer
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*
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* @param int $totalBridges The total number of bridges, shown in the footer
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* @param int $totalActiveBridges The total number of active bridges, shown
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* in the footer.
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* @param bool $showInactive Sets the 'Show active'/'Show inactive' text in
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* the footer.
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* @return string The document footer
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*/
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private static function getFooter($totalBridges, $totalActiveBridges, $showInactive) {
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$version = Configuration::getVersion();
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$email = Configuration::getConfig('admin', 'email');
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$admininfo = '';
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if (!empty($email)) {
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$admininfo = <<<EOD
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<br />
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<span>
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You may email the administrator of this RSS-Bridge instance
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at <a href="mailto:{$email}">{$email}</a>
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</span>
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EOD;
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}
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$inactive = '';
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if($totalActiveBridges !== $totalBridges) {
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if(!$showInactive) {
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$inactive = '<a href="?show_inactive=1"><button class="small">Show inactive bridges</button></a><br>';
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} else {
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$inactive = '<a href="?show_inactive=0"><button class="small">Hide inactive bridges</button></a><br>';
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}
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}
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return <<<EOD
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<section class="footer">
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<a href="https://github.com/rss-bridge/rss-bridge">RSS-Bridge ~ Public Domain</a><br>
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<p class="version">{$version}</p>
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{$totalActiveBridges}/{$totalBridges} active bridges.<br>
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{$inactive}
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{$admininfo}
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</section>
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EOD;
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}
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/**
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* Create the entire home page
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*
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* @param bool $showInactive Inactive bridges are displayed on the home page,
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* if enabled.
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* @return string The home page
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*/
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static function create($showInactive = true) {
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$totalBridges = 0;
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$totalActiveBridges = 0;
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return '<!DOCTYPE html><html lang="en">'
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. BridgeList::getHead()
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. '<body onload="search()">'
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. BridgeList::getHeader()
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. BridgeList::getSearchbar()
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. BridgeList::getBridges($showInactive, $totalBridges, $totalActiveBridges)
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. BridgeList::getFooter($totalBridges, $totalActiveBridges, $showInactive)
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. '</body></html>';
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}
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}
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