new page entrance + new dedicated dir for bridges + some fixe, optimizations
This commit is contained in:
parent
2797336bbe
commit
50b87448c6
6 changed files with 250 additions and 90 deletions
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@ -43,6 +43,9 @@ I'm sebsauvage, webmaster of [sebsauvage.net](http://sebsauvage.net), author of
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Thanks to [Mitsukarenai](https://github.com/Mitsukarenai) for the inspiration.
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Patch :
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- Yves ASTIER (Draeli) : PHP optimizations, minor fixes, dynamic brigde list with all stuff behind
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Licence
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===
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Code is public domain.
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@ -1,9 +1,10 @@
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<?php
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require_once('rss-bridge-lib.php');
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/**
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* RssBridgeFlickrExplore
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* Returns the newest interesting images from http://www.flickr.com/explore
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*
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* @name Flickr Explore
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* @description Returns the latest interesting images from Flickr
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*/
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class RssBridgeFlickrExplore extends RssBridgeAbstractClass
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{
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@ -12,7 +13,7 @@ class RssBridgeFlickrExplore extends RssBridgeAbstractClass
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protected $bridgeDescription = 'Returns the latest interesting images from Flickr';
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protected $cacheDuration = 360; // 6 hours. No need to get more.
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protected function collectData($request) {
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$html = file_get_html('http://www.flickr.com/explore') or $this->returnError('404 Not Found', 'ERROR: could not request Flickr.');
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$html = file_get_html('http://www.flickr.com/explore') or $this->returnError(404, 'could not request Flickr.');
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$this->items = Array();
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foreach($html->find('span.photo_container') as $element) {
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$item['uri'] = 'http://flickr.com'.$element->find('a',0)->href;
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@ -25,5 +26,4 @@ class RssBridgeFlickrExplore extends RssBridgeAbstractClass
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}
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$bridge = new RssBridgeFlickrExplore();
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$bridge->process();
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?>
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$bridge->process();
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@ -1,16 +1,17 @@
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<?php
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require_once('rss-bridge-lib.php');
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/**
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* RssBridgeGoogleMostRecent
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* Search Google for most recent pages regarding a specific topic.
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* Returns the 100 most recent links in results in past year,
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* sorting by date (most recent first).
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* Returns the 100 most recent links in results in past year, sorting by date (most recent first).
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* Example:
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* http://www.google.com/search?q=sebsauvage&num=100&complete=0&tbs=qdr:y,sbd:1
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* complete=0&num=100 : get 100 results
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* qdr:y : in past year
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* sbd:1 : sort by date (will only work if qdr: is specified)
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*
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* @name Google search
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* @description Returns most recent results from Google search.
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* @use1(q="keyword search")
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*/
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class RssBridgeGoogleSearch extends RssBridgeAbstractClass
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@ -22,9 +23,9 @@ class RssBridgeGoogleSearch extends RssBridgeAbstractClass
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protected function collectData($request) {
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$html = '';
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if (isset($request['q'])) { /* keyword search mode */
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$html = file_get_html('http://www.google.com/search?q='.urlencode($request['q']).'&num=100&complete=0&tbs=qdr:y,sbd:1') or $this->returnError('404 Not Found', 'ERROR: no results for this query.');
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$html = file_get_html('http://www.google.com/search?q='.urlencode($request['q']).'&num=100&complete=0&tbs=qdr:y,sbd:1') or $this->returnError(404, 'no results for this query.');
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} else {
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$this->returnError('400 Bad Request', 'ERROR: You must specify a keyword (?q=...).');
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$this->returnError(400, 'You must specify a keyword (?q=...).');
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}
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$this->items = Array();
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foreach($html->find('div[id=ires]',0)->find('li[class=g]') as $element) {
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@ -37,5 +38,4 @@ class RssBridgeGoogleSearch extends RssBridgeAbstractClass
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}
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$bridge = new RssBridgeGoogleSearch();
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$bridge->process();
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?>
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$bridge->process();
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@ -1,9 +1,12 @@
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<?php
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require_once('rss-bridge-lib.php');
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/**
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* RssBridgeTwitter
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* Based on https://github.com/mitsukarenai/twitterbridge-noapi
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*
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* @name Twitter Bridge
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* @description Returns user timelines or keyword search from http://twitter.com without using their API.
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* @use1(q="keyword search")
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* @use2(u="user timeline mode")
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*/
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class RssBridgeTwitter extends RssBridgeAbstractClass
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{
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@ -14,11 +17,11 @@ class RssBridgeTwitter extends RssBridgeAbstractClass
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protected function collectData($request) {
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$html = '';
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if (isset($request['q'])) { /* keyword search mode */
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$html = file_get_html('http://twitter.com/search/realtime?q='.urlencode($request['q']).'+include:retweets&src=typd') or $this->returnError('404 Not Found', 'ERROR: no results for this query.');
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$html = file_get_html('http://twitter.com/search/realtime?q='.urlencode($request['q']).'+include:retweets&src=typd') or $this->returnError(404, 'no results for this query.');
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} elseif (isset($request['u'])) { /* user timeline mode */
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$html = file_get_html('http://twitter.com/'.urlencode($request['u'])) or $this->returnError('404 Not Found', 'ERROR: requested username can\'t be found.');
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$html = file_get_html('http://twitter.com/'.urlencode($request['u'])) or $this->returnError(404, 'requested username can\'t be found.');
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} else {
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$this->returnError('400 Bad Request', 'ERROR: You must specify a keyword (?q=...) or a Twitter username (?u=...).');
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$this->returnError(400, 'You must specify a keyword (?q=...) or a Twitter username (?u=...).');
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}
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$this->items = Array();
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foreach($html->find('div.tweet') as $tweet) {
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@ -33,8 +36,7 @@ class RssBridgeTwitter extends RssBridgeAbstractClass
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$this->items[] = $item;
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}
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}
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}
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}
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$bridge = new RssBridgeTwitter();
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$bridge->process();
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?>
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$bridge->process();
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148
index.php
Normal file
148
index.php
Normal file
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@ -0,0 +1,148 @@
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<?php
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require_once('rss-bridge-lib.php');
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define('PATH_BRIDGES_RELATIVE', 'bridges/');
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define('PATH_BRIDGES', __DIR__ . DIRECTORY_SEPARATOR . 'bridges' . DIRECTORY_SEPARATOR);
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/*
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TODO :
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- gérer la détection du SSL
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- faire la création de l'objet en dehors du bridge
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*/
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/**
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* Read bridge dir and catch informations about each bridge
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* @param string @pathDirBridge Dir to the bridge path
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* @return array Informations about each bridge
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*/
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function searchBridgeInformation($pathDirBridge){
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$searchCommonPattern = array('description', 'name');
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$listBridge = array();
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if($handle = opendir($pathDirBridge)) {
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while(false !== ($entry = readdir($handle))) {
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if( preg_match('@([^.]+)\.php@U', $entry, $out) ){ // Is PHP file ?
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$infos = array(); // Information about the bridge
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$resParse = token_get_all(file_get_contents($pathDirBridge . $entry)); // Parse PHP file
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foreach($resParse as $v){
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if( is_array($v) && $v[0] == T_DOC_COMMENT ){ // Lexer node is COMMENT ?
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$commentary = $v[1];
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foreach( $searchCommonPattern as $name){ // Catch information with common pattern
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preg_match('#@' . preg_quote($name, '#') . '\s+(.+)#', $commentary, $outComment);
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if( isset($outComment[1]) ){
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$infos[$name] = $outComment[1];
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}
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}
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preg_match_all('#@use(?<num>[1-9][0-9]*)\s?\((?<args>.+)\)(?:\r|\n)#', $commentary, $outComment); // Catch specific information about "use".
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if( isset($outComment['args']) && is_array($outComment['args']) ){
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$infos['use'] = array();
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foreach($outComment['args'] as $num => $args){ // Each use
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preg_match_all('#(?<name>[a-z]+)="(?<value>.*)"(?:,|$)#U', $args, $outArg); // Catch arguments for current use
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if( isset($outArg['name']) ){
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$usePos = $outComment['num'][$num]; // Current use name
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if( !isset($infos['use'][$usePos]) ){ // Not information actually for this "use" ?
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$infos['use'][$usePos] = array();
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}
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foreach($outArg['name'] as $numArg => $name){ // Each arguments
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$infos['use'][$usePos][$name] = $outArg['value'][$numArg];
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}
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}
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}
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}
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}
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}
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if( isset($infos['name']) ){ // If informations containt at least a name
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// $listBridge
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$listBridge[$out[1]] = $infos;
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}
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}
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}
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closedir($handle);
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}
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return $listBridge;
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}
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function createNetworkLink($bridgeName, $arguments){
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}
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if( isset($_REQUEST) && isset($_REQUEST['action']) ){
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switch($_REQUEST['action']){
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case 'create':
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if( isset($_REQUEST['bridge']) ){
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unset($_REQUEST['action']);
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$bridge = $_REQUEST['bridge'];
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unset($_REQUEST['bridge']);
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// var_dump($_REQUEST);die;
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$pathBridge = PATH_BRIDGES_RELATIVE . $bridge . '.php';
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if( file_exists($pathBridge) ){
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require $pathBridge;
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exit();
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}
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}
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break;
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}
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}
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$listBridge = searchBridgeInformation(PATH_BRIDGES);
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// echo '<pre>';
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// var_dump($listBridge);
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// echo '</pre>';
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<title>Rss-bridge - Create your own network !</title>
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<meta name="description" content="Rss-bridge" />
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</head>
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<body>
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<ul class="list-bridge">
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<?php foreach($listBridge as $bridgeReference => $bridgeInformations): ?>
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<li id="bridge-<?php echo $bridgeReference ?>" data-ref="<?php echo $bridgeReference ?>">
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<div class="name"><?php echo $bridgeInformations['name'] ?></div>
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<div class="informations">
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<p class="description">
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<?php echo isset($bridgeInformations['description']) ? $bridgeInformations['description'] : 'No description provide' ?>
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</p>
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<?php if( isset($bridgeInformations['use']) && count($bridgeInformations['use']) > 0 ): ?>
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<ol class="list-use">
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<?php foreach($bridgeInformations['use'] as $anUseNum => $anUse): ?>
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<li data-use="<?php echo $anUseNum ?>">
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<form method="POST" action="?">
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<input type="hidden" name="action" value="create" />
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<input type="hidden" name="bridge" value="<?php echo $bridgeReference ?>" />
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<?php foreach($anUse as $argName => $argDescription): ?>
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<?php
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$idArg = 'arg-' . $bridgeReference . '-' . $anUseNum . '-' . $argName;
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?>
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<label for="<?php echo $idArg ?>"><?php echo $argDescription ?></label><input id="<?php echo $idArg ?>" type="text" value="" name="<?php echo $argName ?>" /><br />
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<?php endforeach; ?>
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<button type="submit" name="format" value="json">Json</button>
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<button type="submit" name="format" value="plaintext">Text</button>
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<button type="submit" name="format" value="html">HTML</button>
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<button type="submit" name="format" value="atom">ATOM</button>
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</form>
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</li>
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<?php endforeach; ?>
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</ol>
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<?php else: ?>
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<form method="POST" action="?">
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<input type="hidden" name="action" value="create" />
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<input type="hidden" name="bridge" value="<?php echo $bridgeReference ?>" />
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<button type="submit" name="format" value="json">Json</button>
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<button type="submit" name="format" value="plaintext">Text</button>
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<button type="submit" name="format" value="html">HTML</button>
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<button type="submit" name="format" value="atom">ATOM</button>
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</form>
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<?php endif; ?>
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</div>
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</li>
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<?php endforeach; ?>
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</ul>
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</body>
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</html>
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ini_set('user_agent', 'Mozilla/5.0 (X11; Linux x86_64; rv:20.0) Gecko/20100101 Firefox/20.0');
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date_default_timezone_set('UTC');
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error_reporting(0);
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//ini_set('display_errors','1'); error_reporting(E_ALL); // For debugging only.
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ini_set('display_errors','1'); error_reporting(E_ALL); // For debugging only.
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define('CACHEDIR','cache/'); // Directory containing cache files. Do not forget trailing slash.
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define('CHARSET', 'UTF-8');
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define('SimpleDomLib', 'vendor/simplehtmldom/simple_html_dom.php');
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ob_start();
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// Create cache directory if it does not exist.
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if (!is_dir(CACHEDIR)) { mkdir(CACHEDIR,0705); chmod(CACHEDIR,0705); }
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// Import DOM library.
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if (!file_exists('simple_html_dom.php'))
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if (!file_exists(SimpleDomLib))
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{
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header('HTTP/1.1 500 Internal Server Error');
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header('HTTP/1.1 500 Internal Server Error');
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header('Content-Type: text/plain');
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die('"PHP Simple HTML DOM Parser" is missing. Get it from http://simplehtmldom.sourceforge.net/ and place the script "simple_html_dom.php" in the same folder to allow me to work.');
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die('"PHP Simple HTML DOM Parser" is missing. Get it from http://simplehtmldom.sourceforge.net and place the script "simple_html_dom.php" in the same folder to allow me to work.');
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}
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require_once('simple_html_dom.php');
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require_once(SimpleDomLib);
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/**
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* Abstract RSSBridge class on which all bridges are build upon.
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* It provides utility methods (cache, ATOM feed building...)
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*/
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abstract class RssBridgeAbstractClass
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{
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abstract class RssBridgeAbstractClass {
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/**
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* $items is an array of dictionnaries. Each subclass must fill this array when collectData() is called.
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* eg. $items = Array( Array('uri'=>'http://foo.bar', 'title'=>'My beautiful foobar', 'content'='Hello, <b>world !</b>','timestamp'=>'1375864834'),
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* Array('uri'=>'http://toto.com', 'title'=>'Welcome to toto', 'content'='What is this website about ?','timestamp'=>'1375868313')
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* eg. $items = array( array('uri'=>'http://foo.bar', 'title'=>'My beautiful foobar', 'content'='Hello, <b>world !</b>','timestamp'=>'1375864834'),
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* array('uri'=>'http://toto.com', 'title'=>'Welcome to toto', 'content'='What is this website about ?','timestamp'=>'1375868313')
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* )
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* Keys in dictionnaries:
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* uri (string;mandatory) = The URI the item points to.
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@ -42,82 +44,83 @@ abstract class RssBridgeAbstractClass
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* Other keys can be added, but will be ignored.
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* $items will be used to build the ATOM feed, json and other outputs.
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*/
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var $items;
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public $items;
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private $contentType; // MIME type returned to browser.
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/**
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* Sets the content-type returns to browser.
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* Example: $this->setContentType('text/html; charset=UTF-8')
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*
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* @param string Content-type returns to browser - Example: $this->setContentType('text/html; charset=UTF-8')
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* @return this
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*/
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private function setContentType($value)
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{
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private function setContentType($value){
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$this->contentType = $value;
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header('Content-Type: '.$value);
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return $this;
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}
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/**
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* collectData() will be called to ask the bridge to go collect data on the net.
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* All derived classes must implement this method.
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* This method must fill $this->items with collected items.
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* Input: $request : The incoming request (=$_GET). This can be used or ignored by the bridge.
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* @param mixed $request : The incoming request (=$_GET). This can be used or ignored by the bridge.
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*/
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abstract protected function collectData($request);
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/**
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* Returns a HTTP error to user, with a message.
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* Example: $this->returnError('404 Not Found', 'ERROR: no results.');
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* Example: $this->returnError(404, 'no results.');
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* @param integer $code
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* @param string $message
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*/
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protected function returnError($code, $message)
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{
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header("HTTP/1.1 $code"); header('Content-Type: text/plain;charset=UTF-8');
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die($message);
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protected function returnError($code, $message){
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$errors = array(
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400 => 'Bad Request',
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404 => 'Not Found',
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501 => 'Not Implemented',
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);
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header('HTTP/1.1 ' . $code . ( isset($errors[$code]) ? ' ' . $errors[$code] : ''));
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header('Content-Type: text/plain;charset=' . CHARSET);
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die('ERROR : ' . $message);
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}
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/**
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* Builds an ATOM feed from $this->items and return it to browser.
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*/
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private function returnATOM()
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{
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$this->setContentType('application/atom+xml; charset=UTF-8');
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private function returnATOM(){
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$this->setContentType('application/atom+xml; charset=' . CHARSET);
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$https = ( isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 's' : '' );
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$httpHost = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : '';
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$httpInfo = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '';
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echo '<?xml version="1.0" encoding="UTF-8"?><feed xmlns="http://www.w3.org/2005/Atom" xmlns:thr="http://purl.org/syndication/thread/1.0" xml:lang="en-US">'."\n";
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echo '<title type="text">'.htmlspecialchars($this->bridgeName).'</title>'."\n";
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echo '<id>http'.(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 's' : '')."://{$_SERVER['HTTP_HOST']}{$_SERVER['PATH_INFO']}".'/</id>'."\n";
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echo '<id>http' . $https . '://' . $httpHost . $httpInfo . './</id>'."\n";
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echo '<updated></updated>'."\n"; // FIXME
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echo '<link rel="alternate" type="text/html" href="'.htmlspecialchars($this->bridgeURI).'" />'."\n";
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echo '<link rel="self" href="http'.(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 's' : '')."://{$_SERVER['HTTP_HOST']}".htmlentities($_SERVER['REQUEST_URI']).'" />'."\n"."\n";
|
||||
echo '<link rel="self" href="http'.$https.'://' . $httpHost . htmlentities($_SERVER['REQUEST_URI']).'" />'."\n"."\n";
|
||||
|
||||
foreach($this->items as $item) {
|
||||
echo '<entry><author><name>'.htmlspecialchars($this->bridgeName).'</name><uri>'.htmlspecialchars($this->bridgeURI).'</uri></author>'."\n";
|
||||
echo '<title type="html"><![CDATA['.$item['title'].']]></title>'."\n";
|
||||
echo '<link rel="alternate" type="text/html" href="'.$item['uri'].'" />'."\n";
|
||||
echo '<id>'.$item['uri'].'</id>'."\n";
|
||||
if (isset($item['timestamp']))
|
||||
{
|
||||
echo '<updated>'.date(DATE_ATOM, $item['timestamp']).'</updated>'."\n";
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
echo '<updated></updated>'."\n";
|
||||
}
|
||||
if (isset($item['content']))
|
||||
{
|
||||
echo '<content type="html"><![CDATA['.$item['content'].']]></content>'."\n";
|
||||
}
|
||||
else
|
||||
{
|
||||
echo '<content type="html"></content>'."\n";
|
||||
}
|
||||
echo '<updated>' . ( isset($item['timestamp']) ? date(DATE_ATOM, $item['timestamp']) : '' ) . '</updated>'."\n";
|
||||
echo '<content type="html">' . ( isset($item['content']) ? '<![CDATA[' . $item['content'] . ']]>' : '') . '</content>'."\n";
|
||||
|
||||
// FIXME: Security: Disable Javascript ?
|
||||
echo '</entry>'."\n\n";
|
||||
}
|
||||
}
|
||||
|
||||
echo '</feed>';
|
||||
}
|
||||
|
||||
private function returnHTML()
|
||||
{
|
||||
$this->setContentType('text/html; charset=UTF-8');
|
||||
private function returnHTML(){
|
||||
$this->setContentType('text/html; charset=' . CHARSET);
|
||||
echo '<html><head><title>'.htmlspecialchars($this->bridgeName).'</title>';
|
||||
echo '<style>body{font-family:"Trebuchet MS",Verdana,Arial,Helvetica,sans-serif;font-size:10pt;background-color:#aaa;}div.rssitem{border:1px solid black;padding:5px;margin:10px;background-color:#fff;}</style></head><body>';
|
||||
echo '<h1>'.htmlspecialchars($this->bridgeName).'</h1>';
|
||||
|
@ -134,8 +137,7 @@ abstract class RssBridgeAbstractClass
|
|||
/**
|
||||
* Builds a JSON string from $this->items and return it to browser.
|
||||
*/
|
||||
private function returnJSON()
|
||||
{
|
||||
private function returnJSON(){
|
||||
$this->setContentType('application/json');
|
||||
echo json_encode($this->items);
|
||||
}
|
||||
|
@ -143,25 +145,23 @@ abstract class RssBridgeAbstractClass
|
|||
/**
|
||||
* Returns $this->items as raw php data.
|
||||
*/
|
||||
private function returnPlaintext()
|
||||
{
|
||||
$this->setContentType('text/plain;charset=UTF-8');
|
||||
private function returnPlaintext(){
|
||||
$this->setContentType('text/plain;charset=' . CHARSET);
|
||||
print_r($this->items);
|
||||
}
|
||||
|
||||
/**
|
||||
* Start processing request and return response to browser.
|
||||
*/
|
||||
public function process()
|
||||
{
|
||||
public function process(){
|
||||
$this->serveCachedVersion();
|
||||
|
||||
// Cache file does not exists or has expired: We re-fetch the results and cache it.
|
||||
$this->collectData($_GET);
|
||||
if (empty($this->items)) { $this->returnError('404 Not Found', 'ERROR: no results.'); }
|
||||
$this->collectData($_REQUEST);
|
||||
|
||||
$format = 'atom';
|
||||
if (!empty($_GET['format'])) { $format = $_GET['format']; }
|
||||
if (empty($this->items)) { $this->returnError(404, 'no results.'); }
|
||||
|
||||
$format = isset($_REQUEST['format']) ? $_REQUEST['format'] : 'atom';
|
||||
switch($format) {
|
||||
case 'plaintext':
|
||||
$this->returnPlaintext();
|
||||
|
@ -179,15 +179,23 @@ abstract class RssBridgeAbstractClass
|
|||
$this->storeReponseInCache();
|
||||
}
|
||||
|
||||
private function getCacheName(){
|
||||
if( !isset($_REQUEST) ){
|
||||
$this->returnError(501, 'WTF ?');
|
||||
}
|
||||
|
||||
$stringToEncode = $_SERVER['REQUEST_URI'] . http_build_query($_REQUEST);
|
||||
return CACHEDIR.hash('sha1',$stringToEncode).'.cache';
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the cached version of current request URI directly to the browser
|
||||
* if it exists and if cache has not expired.
|
||||
* Continues execution no cached version available.
|
||||
*/
|
||||
private function serveCachedVersion()
|
||||
{
|
||||
private function serveCachedVersion(){
|
||||
// See if cache exists for this request
|
||||
$cachefile = CACHEDIR.hash('sha1',$_SERVER['REQUEST_URI']).'.cache'; // Cache path and filename
|
||||
$cachefile = $this->getCacheName(); // Cache path and filename
|
||||
if (file_exists($cachefile)) { // The cache file exists.
|
||||
if (time() - ($this->cacheDuration*60) < filemtime($cachefile)) { // Cache file has not expired. Serve it.
|
||||
$data = json_decode(file_get_contents($cachefile),true);
|
||||
|
@ -198,17 +206,16 @@ abstract class RssBridgeAbstractClass
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Stores currently generated page in cache.
|
||||
* @return this
|
||||
*/
|
||||
private function storeReponseInCache()
|
||||
{
|
||||
$cachefile = CACHEDIR.hash('sha1',$_SERVER['REQUEST_URI']).'.cache'; // Cache path and filename
|
||||
$data = Array('data'=>ob_get_contents(), 'Content-Type'=>$this->contentType);
|
||||
private function storeReponseInCache(){
|
||||
$cachefile = $this->getCacheName(); // Cache path and filename
|
||||
$data = array('data'=>ob_get_contents(), 'Content-Type'=>$this->contentType);
|
||||
file_put_contents($cachefile,json_encode($data));
|
||||
ob_end_flush();
|
||||
return $this;
|
||||
}
|
||||
}
|
||||
|
||||
?>
|
||||
}
|
Loading…
Reference in a new issue