Korbs/4get-patches
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duckduckgo scraper rewrite

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lolcat 2024-12-17 00:31:15 -05:00
parent 0b3bbe0f15
commit 774f7113df
6 changed files with 1488 additions and 2234 deletions
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81
lib/fuckhtml.php
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@ -526,4 +526,85 @@ class fuckhtml{
$string
);
}
public function extract_json($json){
$len = strlen($json);
$array_level = 0;
$object_level = 0;
$in_quote = null;
$start = null;
for($i=0; $i<$len; $i++){
switch($json[$i]){
case "[":
if($in_quote === null){
$array_level++;
if($start === null){
$start = $i;
}
}
break;
case "]":
if($in_quote === null){
$array_level--;
}
break;
case "{":
if($in_quote === null){
$object_level++;
if($start === null){
$start = $i;
}
}
break;
case "}":
if($in_quote === null){
$object_level--;
}
break;
case "\"":
case "'":
if(
$i !== 0 &&
$json[$i - 1] !== "\\"
){
// found a non-escaped quote
if($in_quote === null){
// open quote
$in_quote = $json[$i];
}elseif($in_quote === $json[$i]){
// close quote
$in_quote = null;
}
}
break;
}
if(
$start !== null &&
$array_level === 0 &&
$object_level === 0
){
return substr($json, $start, $i - $start + 1);
break;
}
}
}
}