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Fix cache key problem / avoid need for fetching own pictures

This commit is contained in:
Michael 2019-09-04 20:54:23 +00:00
parent 6da1901fca
commit 5e60d0c94f
1 changed files with 61 additions and 46 deletions
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107
src/Content/Text/BBCode.php
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@ -1056,7 +1056,8 @@ class BBCode extends BaseObject
private static function removePictureLinksCallback($match)
{
$text = Cache::get($match[1]);
$cache_key = 'remove:' . $match[1];
$text = Cache::get($cache_key);
if (is_null($text)) {
$a = self::getApp();
@ -1098,7 +1099,7 @@ class BBCode extends BaseObject
}
}
}
Cache::set($match[1], $text);
Cache::set($cache_key, $text);
}
return $text;
@ -1115,58 +1116,72 @@ class BBCode extends BaseObject
private static function cleanPictureLinksCallback($match)
{
$text = Cache::get($match[1]);
$a = self::getApp();
if (is_null($text)) {
$a = self::getApp();
$stamp1 = microtime(true);
$ch = @curl_init($match[1]);
@curl_setopt($ch, CURLOPT_NOBODY, true);
@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@curl_setopt($ch, CURLOPT_USERAGENT, $a->getUserAgent());
@curl_exec($ch);
$curl_info = @curl_getinfo($ch);
$a->getProfiler()->saveTimestamp($stamp1, "network", System::callstack());
// if its a link to a picture then embed this picture
if (substr($curl_info["content_type"], 0, 6) == "image/") {
$text = "[img]" . $match[1] . "[/img]";
// When the picture link is the own photo path then we can avoid fetching the link
$own_photo_url = preg_quote(Strings::normaliseLink($a->getBaseURL()) . '/photos/');
if (preg_match('|' . $own_photo_url . '.*?/image/|', Strings::normaliseLink($match[1]))) {
if (!empty($match[3])) {
$text = "[img=" . str_replace('-1.', '-0.', $match[2]) . "]" . $match[3] . "[/img]";
} else {
if (!empty($match[3])) {
$text = "[img=" . $match[2] . "]" . $match[3] . "[/img]";
} else {
$text = "[img]" . $match[2] . "[/img]";
$text = "[img]" . str_replace('-1.', '-0.', $match[2]) . "[/img]";
}
return $text;
}
$cache_key = 'clean:' . $match[1];
$text = Cache::get($cache_key);
if (!is_null($text)) {
return $text;
}
// Only fetch the header, not the content
$stamp1 = microtime(true);
$ch = @curl_init($match[1]);
@curl_setopt($ch, CURLOPT_NOBODY, true);
@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@curl_setopt($ch, CURLOPT_USERAGENT, $a->getUserAgent());
@curl_exec($ch);
$curl_info = @curl_getinfo($ch);
$a->getProfiler()->saveTimestamp($stamp1, "network", System::callstack());
// if its a link to a picture then embed this picture
if (substr($curl_info["content_type"], 0, 6) == "image/") {
$text = "[img]" . $match[1] . "[/img]";
} else {
if (!empty($match[3])) {
$text = "[img=" . $match[2] . "]" . $match[3] . "[/img]";
} else {
$text = "[img]" . $match[2] . "[/img]";
}
// if its not a picture then look if its a page that contains a picture link
$body = Network::fetchUrl($match[1]);
$doc = new DOMDocument();
@$doc->loadHTML($body);
$xpath = new DOMXPath($doc);
$list = $xpath->query("//meta[@name]");
foreach ($list as $node) {
$attr = [];
if ($node->attributes->length) {
foreach ($node->attributes as $attribute) {
$attr[$attribute->name] = $attribute->value;
}
}
// if its not a picture then look if its a page that contains a picture link
$body = Network::fetchUrl($match[1]);
$doc = new DOMDocument();
@$doc->loadHTML($body);
$xpath = new DOMXPath($doc);
$list = $xpath->query("//meta[@name]");
foreach ($list as $node) {
$attr = [];
if ($node->attributes->length) {
foreach ($node->attributes as $attribute) {
$attr[$attribute->name] = $attribute->value;
}
}
if (strtolower($attr["name"]) == "twitter:image") {
if (!empty($match[3])) {
$text = "[img=" . $attr["content"] . "]" . $match[3] . "[/img]";
} else {
$text = "[img]" . $attr["content"] . "[/img]";
}
if (strtolower($attr["name"]) == "twitter:image") {
if (!empty($match[3])) {
$text = "[img=" . $attr["content"] . "]" . $match[3] . "[/img]";
} else {
$text = "[img]" . $attr["content"] . "[/img]";
}
}
}
Cache::set($match[1], $text);
}
Cache::set($cache_key, $text);
return $text;
}