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-rw-r--r--Zotlabs/Module/Linkinfo.php190
1 files changed, 96 insertions, 94 deletions
diff --git a/Zotlabs/Module/Linkinfo.php b/Zotlabs/Module/Linkinfo.php
index 76c679cc5..a05575cb6 100644
--- a/Zotlabs/Module/Linkinfo.php
+++ b/Zotlabs/Module/Linkinfo.php
@@ -5,37 +5,37 @@ namespace Zotlabs\Module;
class Linkinfo extends \Zotlabs\Web\Controller {
function get() {
-
+
logger('linkinfo: ' . print_r($_REQUEST,true));
-
+
$text = null;
$str_tags = '';
- $process_oembed = true;
-
+ $process_oembed = true;
+
$br = "\n";
-
+
if(x($_GET,'binurl'))
$url = trim(hex2bin($_GET['binurl']));
else
$url = trim($_GET['url']);
-
+
if(substr($url,0,1) === '!') {
$process_oembed = false;
$url = substr($url,1);
}
$url = strip_zids($url);
-
+
if((substr($url,0,1) != '/') && (substr($url,0,4) != 'http'))
$url = 'http://' . $url;
-
-
+
+
if($_GET['title'])
$title = strip_tags(trim($_GET['title']));
-
+
if($_GET['description'])
$text = strip_tags(trim($_GET['description']));
-
+
if($_GET['tags']) {
$arr_tags = str_getcsv($_GET['tags']);
if(count($arr_tags)) {
@@ -43,23 +43,25 @@ class Linkinfo extends \Zotlabs\Web\Controller {
$str_tags = $br . implode(' ',$arr_tags) . $br;
}
}
-
+
logger('linkinfo: ' . $url);
-
- // Replace plink URL with 'share' tag if possible
- preg_match("/(mid=b64\.|display\/|posts\/)([\w\-]+)(&.+)?$/", $url, $mid);
-
- if (!empty($mid) && $mid[1] == 'mid=b64.')
- $mid[2] = base64_decode($mid[2]);
-
- $r = q("SELECT id FROM item WHERE mid = '%s' AND uid = %d AND item_private = 0 LIMIT 1",
- dbesc((empty($mid) ? $url : $mid[2])),
- intval(local_channel())
- );
- if ($r) {
- echo "[share=" . $r[0]['id'] . "][/share]";
- killme();
- }
+
+ // Replace plink URL with 'share' tag if possible
+ preg_match("/(mid=b64\.|display\/|posts\/)([\w\-]+)(&.+)?$/", $url, $mid);
+
+ if (!empty($mid)) {
+ $mid[2] = unpack_link_id($mid[2]);
+ }
+
+ $r = q("SELECT id FROM item WHERE mid = '%s' AND uid = %d AND item_private = 0 LIMIT 1",
+ dbesc((empty($mid) ? $url : $mid[2])),
+ intval(local_channel())
+ );
+
+ if ($r) {
+ echo "[share=" . $r[0]['id'] . "][/share]";
+ killme();
+ }
$result = z_fetch_url($url,false,0,array('novalidate' => true, 'nobody' => true));
if($result['success']) {
@@ -108,13 +110,13 @@ class Linkinfo extends \Zotlabs\Web\Controller {
}
}
}
-
+
$template = $br . '#^[url=%s]%s[/url]%s' . $br;
-
+
$arr = array('url' => $url, 'text' => '');
-
+
call_hooks('parse_link', $arr);
-
+
if(strlen($arr['text'])) {
echo $arr['text'];
killme();
@@ -127,28 +129,28 @@ class Linkinfo extends \Zotlabs\Web\Controller {
killme();
}
}
-
+
if($url && $title && $text) {
-
+
$text = $br . '[quote]' . trim($text) . '[/quote]' . $br;
-
+
$title = str_replace(array("\r","\n"),array('',''),$title);
-
+
$result = sprintf($template,$url,($title) ? $title : $url,$text) . $str_tags;
-
+
logger('linkinfo (unparsed): returns: ' . $result);
-
+
echo $result;
killme();
}
-
+
$siteinfo = self::parseurl_getsiteinfo($url);
-
+
// If the site uses this platform, use zrl rather than url so they get zids sent to them by default
-
+
if(is_matrix_url($url))
$template = str_replace('url','zrl',$template);
-
+
if($siteinfo["title"] == "") {
echo sprintf($template,$url,$url,'') . $str_tags;
killme();
@@ -156,19 +158,19 @@ class Linkinfo extends \Zotlabs\Web\Controller {
$text = $siteinfo["text"];
$title = $siteinfo["title"];
}
-
+
$image = "";
if(is_array($siteinfo["images"]) && count($siteinfo["images"])){
/* Execute below code only if image is present in siteinfo */
-
+
$total_images = 0;
$max_images = get_config('system','max_bookmark_images');
if($max_images === false)
$max_images = 2;
else
$max_images = intval($max_images);
-
+
foreach ($siteinfo["images"] as $imagedata) {
if ($url) {
$image .= sprintf('[url=%s]', $url);
@@ -183,57 +185,57 @@ class Linkinfo extends \Zotlabs\Web\Controller {
break;
}
}
-
+
if(strlen($text)) {
$text = $br.'[quote]'.trim($text).'[/quote]'.$br ;
}
-
+
if($image) {
$text = $br.$br.$image.$text;
}
$title = str_replace(array("\r","\n"),array('',''),$title);
-
+
$result = sprintf($template,$url,($title) ? $title : $url,$text) . $str_tags;
-
+
logger('linkinfo: returns: ' . $result, LOGGER_DEBUG);
-
+
echo trim($result);
killme();
-
+
}
-
-
+
+
public static function deletexnode(&$doc, $node) {
$xpath = new \DomXPath($doc);
$list = $xpath->query("//".$node);
foreach ($list as $child)
$child->parentNode->removeChild($child);
}
-
+
public static function completeurl($url, $scheme) {
$urlarr = parse_url($url);
-
+
if (isset($urlarr["scheme"]))
return($url);
-
+
$schemearr = parse_url($scheme);
-
+
$complete = $schemearr["scheme"]."://".$schemearr["host"];
-
+
if ($schemearr["port"] != "")
$complete .= ":".$schemearr["port"];
-
+
if(strpos($urlarr['path'],'/') !== 0)
$complete .= '/';
-
+
$complete .= $urlarr["path"];
-
+
if ($urlarr["query"] != "")
$complete .= "?".$urlarr["query"];
-
+
if ($urlarr["fragment"] != "")
$complete .= "#".$urlarr["fragment"];
-
+
return($complete);
}
@@ -251,7 +253,7 @@ class Linkinfo extends \Zotlabs\Web\Controller {
$p = substr($m,strpos($m,'/')+1);
// get the channel to check permissions
-
+
$u = channelx_by_nick($nick);
if($u && $p) {
@@ -272,18 +274,18 @@ class Linkinfo extends \Zotlabs\Web\Controller {
return EMPTY_STR;
}
-
+
public static function parseurl_getsiteinfo($url) {
$siteinfo = array();
-
-
+
+
$result = z_fetch_url($url,false,0,array('novalidate' => true));
if(! $result['success'])
return $siteinfo;
-
+
$header = $result['header'];
$body = $result['body'];
-
+
// Check codepage in HTTP headers or HTML if not exist
$cp = (preg_match('/Content-Type: text\/html; charset=(.+)\r\n/i', $header, $o) ? $o[1] : '');
if(empty($cp))
@@ -291,10 +293,10 @@ class Linkinfo extends \Zotlabs\Web\Controller {
$body = mb_convert_encoding($body, 'UTF-8', $cp);
$body = mb_convert_encoding($body, 'HTML-ENTITIES', "UTF-8");
-
+
$doc = new \DOMDocument();
@$doc->loadHTML($body);
-
+
self::deletexnode($doc, 'style');
self::deletexnode($doc, 'script');
self::deletexnode($doc, 'option');
@@ -306,14 +308,14 @@ class Linkinfo extends \Zotlabs\Web\Controller {
self::deletexnode($doc, 'h6');
self::deletexnode($doc, 'ol');
self::deletexnode($doc, 'ul');
-
+
$xpath = new \DomXPath($doc);
-
+
//$list = $xpath->query("head/title");
$list = $xpath->query("//title");
foreach ($list as $node)
$siteinfo["title"] = html_entity_decode($node->nodeValue, ENT_QUOTES, "UTF-8");
-
+
//$list = $xpath->query("head/meta[@name]");
$list = $xpath->query("//meta[@name]");
foreach ($list as $node) {
@@ -321,9 +323,9 @@ class Linkinfo extends \Zotlabs\Web\Controller {
if ($node->attributes->length)
foreach ($node->attributes as $attribute)
$attr[$attribute->name] = $attribute->value;
-
+
$attr["content"] = html_entity_decode($attr["content"], ENT_QUOTES, "UTF-8");
-
+
switch (strtolower($attr["name"])) {
case "fulltitle":
$siteinfo["title"] = trim($attr["content"]);
@@ -365,7 +367,7 @@ class Linkinfo extends \Zotlabs\Web\Controller {
break;
}
}
-
+
//$list = $xpath->query("head/meta[@property]");
$list = $xpath->query("//meta[@property]");
foreach ($list as $node) {
@@ -373,9 +375,9 @@ class Linkinfo extends \Zotlabs\Web\Controller {
if ($node->attributes->length)
foreach ($node->attributes as $attribute)
$attr[$attribute->name] = $attribute->value;
-
+
$attr["content"] = html_entity_decode($attr["content"], ENT_QUOTES, "UTF-8");
-
+
switch (strtolower($attr["property"])) {
case "og:image":
$siteinfo["image"] = $attr["content"];
@@ -388,7 +390,7 @@ class Linkinfo extends \Zotlabs\Web\Controller {
break;
}
}
-
+
if ($siteinfo["image"] == "") {
$list = $xpath->query("//img[@src]");
foreach ($list as $node) {
@@ -396,10 +398,10 @@ class Linkinfo extends \Zotlabs\Web\Controller {
if ($node->attributes->length)
foreach ($node->attributes as $attribute)
$attr[$attribute->name] = $attribute->value;
-
+
$src = self::completeurl($attr["src"], $url);
$photodata = @getimagesize($src);
-
+
if (($photodata) && ($photodata[0] > 150) and ($photodata[1] > 150)) {
if ($photodata[0] > 300) {
$photodata[1] = round($photodata[1] * (300 / $photodata[0]));
@@ -413,36 +415,36 @@ class Linkinfo extends \Zotlabs\Web\Controller {
"width"=>$photodata[0],
"height"=>$photodata[1]);
}
-
+
}
} else {
$src = self::completeurl($siteinfo["image"], $url);
-
+
unset($siteinfo["image"]);
-
+
$photodata = @getimagesize($src);
-
+
if (($photodata) && ($photodata[0] > 10) and ($photodata[1] > 10))
$siteinfo["images"][] = array("src"=>$src,
"width"=>$photodata[0],
"height"=>$photodata[1]);
}
-
+
if ($siteinfo["text"] == "") {
$text = "";
-
+
$list = $xpath->query("//div[@class='article']");
foreach ($list as $node)
if (strlen($node->nodeValue) > 40)
$text .= " ".trim($node->nodeValue);
-
+
if ($text == "") {
$list = $xpath->query("//div[@class='content']");
foreach ($list as $node)
if (strlen($node->nodeValue) > 40)
$text .= " ".trim($node->nodeValue);
}
-
+
// If none text was found then take the paragraph content
if ($text == "") {
$list = $xpath->query("//p");
@@ -450,21 +452,21 @@ class Linkinfo extends \Zotlabs\Web\Controller {
if (strlen($node->nodeValue) > 40)
$text .= " ".trim($node->nodeValue);
}
-
+
if ($text != "") {
$text = trim(str_replace(array("\n", "\r"), array(" ", " "), $text));
-
+
while (strpos($text, " "))
$text = trim(str_replace(" ", " ", $text));
-
+
$text = substr(html_entity_decode($text, ENT_QUOTES, "UTF-8"), 0, 350);
$siteinfo["text"] = rtrim(substr($text, 0, strrpos($text, " ")), "?.,:;!-") . '...';
}
}
-
+
return($siteinfo);
}
-
+
private static function arr_add_hashes(&$item,$k) {
$item = '#' . $item;