]> git.mxchange.org Git - friendica.git/blobdiff - include/Scrape.php
add doxygen to config functions
[friendica.git] / include / Scrape.php
index ef1db0312d94d9fbf2d6c6e2bc7fc253b44cb5f5..a26576a69ec5257182c839e846cd59ac1238c266 100644 (file)
@@ -2,6 +2,7 @@
 
 require_once('library/HTML5/Parser.php');
 require_once('include/crypto.php');
+require_once('include/feed.php');
 
 if(! function_exists('scrape_dfrn')) {
 function scrape_dfrn($url, $dont_probe = false) {
@@ -22,13 +23,15 @@ function scrape_dfrn($url, $dont_probe = false) {
                if (is_array($noscrapedata)) {
                        if ($noscrapedata["nick"] != "")
                                return($noscrapedata);
+                       else
+                               unset($noscrapedata["nick"]);
                } else
                        $noscrapedata = array();
        }
 
        $s = fetch_url($url);
 
-       if(! $s)
+       if (!$s)
                return $ret;
 
        if (!$dont_probe) {
@@ -355,7 +358,7 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
 
        $result = array();
 
-       if(! $url)
+       if (!$url)
                return $result;
 
        $result = Cache::get("probe_url:".$mode.":".$url);
@@ -364,6 +367,7 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                return $result;
        }
 
+       $original_url = $url;
        $network = null;
        $diaspora = false;
        $diaspora_base = '';
@@ -379,8 +383,6 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                $network = NETWORK_TWITTER;
        }
 
-       // Twitter is deactivated since twitter closed its old API
-       //$twitter = ((strpos($url,'twitter.com') !== false) ? true : false);
        $lastfm  = ((strpos($url,'last.fm/user') !== false) ? true : false);
 
        $at_addr = ((strpos($url,'@') !== false) ? true : false);
@@ -394,7 +396,12 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                else
                        $links = lrdd($url);
 
-               if(count($links)) {
+               if ((count($links) == 0) AND strstr($url, "/index.php")) {
+                       $url = str_replace("/index.php", "", $url);
+                       $links = lrdd($url);
+               }
+
+               if (count($links)) {
                        $has_lrdd = true;
 
                        logger('probe_url: found lrdd links: ' . print_r($links,true), LOGGER_DATA);
@@ -441,12 +448,21 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                        // aliases, let's hope we're lucky and get one that matches the feed author-uri because
                        // otherwise we're screwed.
 
+                       $backup_alias = "";
+
                        foreach($links as $link) {
                                if($link['@attributes']['rel'] === 'alias') {
                                        if(strpos($link['@attributes']['href'],'@') === false) {
                                                if(isset($profile)) {
-                                                       if($link['@attributes']['href'] !== $profile)
-                                                               $alias = unamp($link['@attributes']['href']);
+                                                       $alias_url = $link['@attributes']['href'];
+
+                                                       if(($alias_url !== $profile) AND ($backup_alias == "") AND
+                                                               ($alias_url !== str_replace("/index.php", "", $profile)))
+                                                               $backup_alias = $alias_url;
+
+                                                       if(($alias_url !== $profile) AND !strstr($alias_url, "index.php") AND
+                                                               ($alias_url !== str_replace("/index.php", "", $profile)))
+                                                               $alias = $alias_url;
                                                }
                                                else
                                                        $profile = unamp($link['@attributes']['href']);
@@ -454,6 +470,9 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                                }
                        }
 
+                       if ($alias == "")
+                               $alias = $backup_alias;
+
                        // If the profile is different from the url then the url is abviously an alias
                        if (($alias == "") AND ($profile != "") AND !$at_addr AND (normalise_link($profile) != normalise_link($url)))
                                $alias = $url;
@@ -577,7 +596,7 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
        if($diaspora && $diaspora_base && $diaspora_guid) {
                $diaspora_notify = $diaspora_base.'receive/users/'.$diaspora_guid;
 
-               if($mode == PROBE_DIASPORA || ! $notify || ($notify == $diaspora_notify)) {
+               if($mode == PROBE_DIASPORA || !$notify || ($notify == $diaspora_notify)) {
                        $notify = $diaspora_notify;
                        $batch  = $diaspora_base . 'receive/public' ;
                }
@@ -617,21 +636,6 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                        $vcard['nick'] = $addr_parts[0];
                }
 
-               /* if($twitter) {
-                       logger('twitter: setup');
-                       $tid = basename($url);
-                       $tapi = 'https://api.twitter.com/1/statuses/user_timeline.rss';
-                       if(intval($tid))
-                               $poll = $tapi . '?user_id=' . $tid;
-                       else
-                               $poll = $tapi . '?screen_name=' . $tid;
-                       $profile = 'http://twitter.com/#!/' . $tid;
-                       //$vcard['photo'] = 'https://api.twitter.com/1/users/profile_image/' . $tid;
-                       $vcard['photo'] = 'https://api.twitter.com/1/users/profile_image?screen_name=' . $tid . '&size=bigger';
-                       $vcard['nick'] = $tid;
-                       $vcard['fn'] = $tid;
-               } */
-
                if($lastfm) {
                        $profile = $url;
                        $poll = str_replace(array('www.','last.fm/'),array('','ws.audioscrobbler.com/1.0/'),$url) . '/recenttracks.rss';
@@ -675,85 +679,41 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
 
                        if(x($feedret,'photo') && (! x($vcard,'photo')))
                                $vcard['photo'] = $feedret['photo'];
-                       require_once('library/simplepie/simplepie.inc');
-                       $feed = new SimplePie();
+
                        $cookiejar = tempnam(get_temppath(), 'cookiejar-scrape-feed-');
                        $xml = fetch_url($poll, false, $redirects, 0, Null, $cookiejar);
                        unlink($cookiejar);
 
                        logger('probe_url: fetch feed: ' . $poll . ' returns: ' . $xml, LOGGER_DATA);
-                       $a = get_app();
 
-                       logger('probe_url: scrape_feed: headers: ' . $a->get_curl_headers(), LOGGER_DATA);
+                       if ($xml == "") {
+                               logger("scrape_feed: XML is empty for feed ".$poll);
+                               $network = NETWORK_PHANTOM;
+                       } else {
+                               $data = feed_import($xml,$dummy1,$dummy2, $dummy3, true);
 
-                       // Don't try and parse an empty string
-                       $feed->set_raw_data(($xml) ? $xml : '<?xml version="1.0" encoding="utf-8" ?><xml></xml>');
+                               if (!is_array($data)) {
+                                       logger("scrape_feed: This doesn't seem to be a feed: ".$poll);
+                                       $network = NETWORK_PHANTOM;
+                               } else {
+                                       if (($vcard["photo"] == "") AND ($data["header"]["author-avatar"] != ""))
+                                               $vcard["photo"] = $data["header"]["author-avatar"];
 
-                       $feed->init();
-                       if($feed->error()) {
-                               logger('probe_url: scrape_feed: Error parsing XML: ' . $feed->error());
-                               $network = NETWORK_PHANTOM;
-                       }
+                                       if (($vcard["fn"] == "") AND ($data["header"]["author-name"] != ""))
+                                               $vcard["fn"] = $data["header"]["author-name"];
 
-                       if(! x($vcard,'photo'))
-                               $vcard['photo'] = $feed->get_image_url();
-                       $author = $feed->get_author();
-
-                       if($author) {
-                               $vcard['fn'] = unxmlify(trim($author->get_name()));
-                               if(! $vcard['fn'])
-                                       $vcard['fn'] = trim(unxmlify($author->get_email()));
-                               if(strpos($vcard['fn'],'@') !== false)
-                                       $vcard['fn'] = substr($vcard['fn'],0,strpos($vcard['fn'],'@'));
-
-                               $email = unxmlify($author->get_email());
-                               if(! $profile && $author->get_link())
-                                       $profile = trim(unxmlify($author->get_link()));
-                               if(! $vcard['photo']) {
-                                       $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
-                                       if($rawtags) {
-                                               $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
-                                               if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo'))
-                                                       $vcard['photo'] = $elems['link'][0]['attribs']['']['href'];
-                                       }
-                               }
-                               // Fetch fullname via poco:displayName
-                               $pocotags = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
-                               if ($pocotags) {
-                                       $elems = $pocotags[0]['child']['http://portablecontacts.net/spec/1.0'];
-                                       if (isset($elems["displayName"]))
-                                               $vcard['fn'] = $elems["displayName"][0]["data"];
-                                       if (isset($elems["preferredUsername"]))
-                                               $vcard['nick'] = $elems["preferredUsername"][0]["data"];
-                               }
-                       }
-                       else {
-                               $item = $feed->get_item(0);
-                               if($item) {
-                                       $author = $item->get_author();
-                                       if($author) {
-                                               $vcard['fn'] = trim(unxmlify($author->get_name()));
-                                               if(! $vcard['fn'])
-                                                       $vcard['fn'] = trim(unxmlify($author->get_email()));
-                                               if(strpos($vcard['fn'],'@') !== false)
-                                                       $vcard['fn'] = substr($vcard['fn'],0,strpos($vcard['fn'],'@'));
-                                               $email = unxmlify($author->get_email());
-                                               if(! $profile && $author->get_link())
-                                                       $profile = trim(unxmlify($author->get_link()));
-                                       }
-                                       if(! $vcard['photo']) {
-                                               $rawmedia = $item->get_item_tags('http://search.yahoo.com/mrss/','thumbnail');
-                                               if($rawmedia && $rawmedia[0]['attribs']['']['url'])
-                                                       $vcard['photo'] = unxmlify($rawmedia[0]['attribs']['']['url']);
-                                       }
-                                       if(! $vcard['photo']) {
-                                               $rawtags = $item->get_item_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
-                                               if($rawtags) {
-                                                       $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
-                                                       if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo'))
-                                                               $vcard['photo'] = $elems['link'][0]['attribs']['']['href'];
-                                               }
-                                       }
+                                       if (($vcard["nick"] == "") AND ($data["header"]["author-nick"] != ""))
+                                               $vcard["nick"] = $data["header"]["author-nick"];
+
+                                       if ($network == NETWORK_OSTATUS) {
+                                               if ($data["header"]["author-id"] != "")
+                                                       $alias = $data["header"]["author-id"];
+
+                                               if ($data["header"]["author-link"] != "")
+                                                       $profile = $data["header"]["author-link"];
+
+                                       } elseif(!$profile AND ($data["header"]["author-link"] != "") AND !in_array($network, array("", NETWORK_FEED)))
+                                               $profile = $data["header"]["author-link"];
                                }
                        }
 
@@ -796,27 +756,9 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                                }
                        }
 
-                       if((! $vcard['photo']) && strlen($email))
-                               $vcard['photo'] = avatar_img($email);
-                       if($poll === $profile)
-                               $lnk = $feed->get_permalink();
-                       if(isset($lnk) && strlen($lnk))
-                               $profile = $lnk;
-
-                       if(! $network) {
+                       if(! $network)
                                $network = NETWORK_FEED;
-                               // If it is a feed, don't take the author name as feed name
-                               unset($vcard['fn']);
-                       }
-                       if(! (x($vcard,'fn')))
-                               $vcard['fn'] = notags($feed->get_title());
-                       if(! (x($vcard,'fn')))
-                               $vcard['fn'] = notags($feed->get_description());
-
-                       if(strpos($vcard['fn'],'Twitter / ') !== false) {
-                               $vcard['fn'] = substr($vcard['fn'],strpos($vcard['fn'],'/')+1);
-                               $vcard['fn'] = trim($vcard['fn']);
-                       }
+
                        if(! x($vcard,'nick')) {
                                $vcard['nick'] = strtolower(notags(unxmlify($vcard['fn'])));
                                if(strpos($vcard['nick'],' '))
@@ -829,7 +771,7 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
 
        if(! x($vcard,'photo')) {
                $a = get_app();
-               $vcard['photo'] = $a->get_baseurl() . '/images/person-175.jpg' ;
+               $vcard['photo'] = App::get_baseurl() . '/images/person-175.jpg' ;
        }
 
        if(! $profile)
@@ -854,6 +796,12 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
        if (($baseurl == "") AND ($poll != ""))
                $baseurl = matching_url(normalise_link($profile), normalise_link($poll));
 
+       if (substr($baseurl, -10) == "/index.php")
+               $baseurl = str_replace("/index.php", "", $baseurl);
+
+       if ($network == "")
+               $network = NETWORK_PHANTOM;
+
        $baseurl = rtrim($baseurl, "/");
 
        if(strpos($url,'@') AND ($addr == "") AND ($network == NETWORK_DFRN))
@@ -887,7 +835,7 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                        require_once('include/bbcode.php');
                        $address = GetProfileUsername($url, "", true);
                        $result2 = probe_url($address, $mode, ++$level);
-                       if ($result2['network'] != "")
+                       if (!in_array($result2['network'], array("", NETWORK_PHANTOM, NETWORK_FEED)))
                                $result = $result2;
                }
 
@@ -895,14 +843,46 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
                if (($result['network'] == NETWORK_FEED) AND ($result['baseurl'] != "") AND ($result['nick'] != "")) {
                        $addr = $result['nick'].'@'.str_replace("http://", "", $result['baseurl']);
                        $result2 = probe_url($addr, $mode, ++$level);
-                       if (($result2['network'] != "") AND ($result2['network'] != NETWORK_FEED))
+                       if (!in_array($result2['network'], array("", NETWORK_PHANTOM, NETWORK_FEED)))
                                $result = $result2;
                }
+
+               // Quickfix for Hubzilla systems with enabled OStatus plugin
+               if (($result['network'] == NETWORK_DIASPORA) AND ($result["batch"] == "")) {
+                       $result2 = probe_url($url, PROBE_DIASPORA, ++$level);
+                       if ($result2['network'] == NETWORK_DIASPORA) {
+                               $addr = $result["addr"];
+                               $result = $result2;
+
+                               if (($result["addr"] == "") AND ($addr != ""))
+                                       $result["addr"] = $addr;
+                       }
+               }
        }
 
        // Only store into the cache if the value seems to be valid
-       if ($result['network'] != NETWORK_PHANTOM)
-               Cache::set("probe_url:".$mode.":".$url,serialize($result), CACHE_DAY);
+       if ($result['network'] != NETWORK_PHANTOM) {
+               Cache::set("probe_url:".$mode.":".$original_url,serialize($result), CACHE_DAY);
+
+               /// @todo temporary fix - we need a real contact update function that updates only changing fields
+               /// The biggest problem is the avatar picture that could have a reduced image size.
+               /// It should only be updated if the existing picture isn't existing anymore.
+               if (($result['network'] != NETWORK_FEED) AND ($mode == PROBE_NORMAL) AND
+                       $result["name"] AND $result["nick"] AND $result["url"] AND $result["addr"] AND $result["poll"])
+                       q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `url` = '%s', `addr` = '%s',
+                                       `notify` = '%s', `poll` = '%s', `alias` = '%s', `success_update` = '%s'
+                               WHERE `nurl` = '%s' AND NOT `self` AND `uid` = 0",
+                               dbesc($result["name"]),
+                               dbesc($result["nick"]),
+                               dbesc($result["url"]),
+                               dbesc($result["addr"]),
+                               dbesc($result["notify"]),
+                               dbesc($result["poll"]),
+                               dbesc($result["alias"]),
+                               dbesc(datetime_convert()),
+                               dbesc(normalise_link($result['url']))
+               );
+       }
 
        return $result;
 }