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4get/scraper/ddg.php

2750 lines
62 KiB
PHP

<?php
class ddg{
public function __construct(){
include "lib/backend.php";
$this->backend = new backend("ddg");
include "lib/fuckhtml.php";
$this->fuckhtml = new fuckhtml();
}
/*
curl functions
*/
private const req_web = 0;
private const req_xhr = 1;
private function get($proxy, $url, $get = [], $reqtype = self::req_web){
$curlproc = curl_init();
if($get !== []){
$get = http_build_query($get);
$url .= "?" . $get;
}
curl_setopt($curlproc, CURLOPT_URL, $url);
switch($reqtype){
case self::req_web:
$headers =
["User-Agent: " . config::USER_AGENT,
"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8",
"Accept-Encoding: gzip",
"Accept-Language: en-US,en;q=0.5",
"DNT: 1",
"Connection: keep-alive",
"Upgrade-Insecure-Requests: 1",
"Sec-Fetch-Dest: document",
"Sec-Fetch-Mode: navigate",
"Sec-Fetch-Site: cross-site",
"Upgrade-Insecure-Requests: 1"];
break;
case self::req_xhr:
$headers =
["User-Agent: " . config::USER_AGENT,
"Accept: */*",
"Accept-Encoding: gzip",
"Accept-Language: en-US,en;q=0.5",
"Connection: keep-alive",
"Referer: https://duckduckgo.com/",
"X-Requested-With: XMLHttpRequest",
"DNT: 1",
"Sec-Fetch-Dest: script",
"Sec-Fetch-Mode: no-cors",
"Sec-Fetch-Site: same-site"];
break;
}
$this->backend->assign_proxy($curlproc, $proxy);
curl_setopt($curlproc, CURLOPT_ENCODING, ""); // default encoding
curl_setopt($curlproc, CURLOPT_HTTPHEADER, $headers);
curl_setopt($curlproc, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curlproc, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($curlproc, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($curlproc, CURLOPT_CONNECTTIMEOUT, 30);
curl_setopt($curlproc, CURLOPT_TIMEOUT, 30);
$data = curl_exec($curlproc);
if(curl_errno($curlproc)){
throw new Exception(curl_error($curlproc));
}
curl_close($curlproc);
return $data;
}
public function getfilters($pagetype){
switch($pagetype){
case "web":
return
[
"country" => [
"display" => "Country",
"option" => [
"any" => "All Regions",
"ar-es" => "Argentina",
"au-en" => "Australia",
"at-de" => "Austria",
"be-fr" => "Belgium (fr)",
"be-nl" => "Belgium (nl)",
"br-pt" => "Brazil",
"bg-bg" => "Bulgaria",
"ca-en" => "Canada (en)",
"ca-fr" => "Canada (fr)",
"ct-ca" => "Catalonia",
"cl-es" => "Chile",
"cn-zh" => "China",
"co-es" => "Colombia",
"hr-hr" => "Croatia",
"cz-cs" => "Czech Republic",
"dk-da" => "Denmark",
"ee-et" => "Estonia",
"fi-fi" => "Finland",
"fr-fr" => "France",
"de-de" => "Germany",
"gr-el" => "Greece",
"hk-tzh" => "Hong Kong",
"hu-hu" => "Hungary",
"in-en" => "India (en)",
"id-en" => "Indonesia (en)",
"ie-en" => "Ireland",
"il-en" => "Israel (en)",
"it-it" => "Italy",
"jp-jp" => "Japan",
"kr-kr" => "Korea",
"lv-lv" => "Latvia",
"lt-lt" => "Lithuania",
"my-en" => "Malaysia (en)",
"mx-es" => "Mexico",
"nl-nl" => "Netherlands",
"nz-en" => "New Zealand",
"no-no" => "Norway",
"pk-en" => "Pakistan (en)",
"pe-es" => "Peru",
"ph-en" => "Philippines (en)",
"pl-pl" => "Poland",
"pt-pt" => "Portugal",
"ro-ro" => "Romania",
"ru-ru" => "Russia",
"xa-ar" => "Saudi Arabia",
"sg-en" => "Singapore",
"sk-sk" => "Slovakia",
"sl-sl" => "Slovenia",
"za-en" => "South Africa",
"es-ca" => "Spain (ca)",
"es-es" => "Spain (es)",
"se-sv" => "Sweden",
"ch-de" => "Switzerland (de)",
"ch-fr" => "Switzerland (fr)",
"tw-tzh" => "Taiwan",
"th-en" => "Thailand (en)",
"tr-tr" => "Turkey",
"us-en" => "US (English)",
"us-es" => "US (Spanish)",
"ua-uk" => "Ukraine",
"uk-en" => "United Kingdom",
"vn-en" => "Vietnam (en)"
]
],
"nsfw" => [
"display" => "NSFW",
"option" => [
"yes" => "Yes",
"maybe" => "Maybe",
"no" => "No"
]
],
"newer" => [
"display" => "Newer than",
"option" => "_DATE"
],
"older" => [
"display" => "Older than",
"option" => "_DATE"
],
"extendedsearch" => [
// undefined display, so it wont show in frontend
"option" => [
"yes" => "Yes",
"no" => "No"
]
]
];
break;
case "images":
return
[
"country" => [
"display" => "Country",
"option" => [
"us-en" => "US (English)",
"ar-es" => "Argentina",
"au-en" => "Australia",
"at-de" => "Austria",
"be-fr" => "Belgium (fr)",
"be-nl" => "Belgium (nl)",
"br-pt" => "Brazil",
"bg-bg" => "Bulgaria",
"ca-en" => "Canada (en)",
"ca-fr" => "Canada (fr)",
"ct-ca" => "Catalonia",
"cl-es" => "Chile",
"cn-zh" => "China",
"co-es" => "Colombia",
"hr-hr" => "Croatia",
"cz-cs" => "Czech Republic",
"dk-da" => "Denmark",
"ee-et" => "Estonia",
"fi-fi" => "Finland",
"fr-fr" => "France",
"de-de" => "Germany",
"gr-el" => "Greece",
"hk-tzh" => "Hong Kong",
"hu-hu" => "Hungary",
"in-en" => "India (en)",
"id-en" => "Indonesia (en)",
"ie-en" => "Ireland",
"il-en" => "Israel (en)",
"it-it" => "Italy",
"jp-jp" => "Japan",
"kr-kr" => "Korea",
"lv-lv" => "Latvia",
"lt-lt" => "Lithuania",
"my-en" => "Malaysia (en)",
"mx-es" => "Mexico",
"nl-nl" => "Netherlands",
"nz-en" => "New Zealand",
"no-no" => "Norway",
"pk-en" => "Pakistan (en)",
"pe-es" => "Peru",
"ph-en" => "Philippines (en)",
"pl-pl" => "Poland",
"pt-pt" => "Portugal",
"ro-ro" => "Romania",
"ru-ru" => "Russia",
"xa-ar" => "Saudi Arabia",
"sg-en" => "Singapore",
"sk-sk" => "Slovakia",
"sl-sl" => "Slovenia",
"za-en" => "South Africa",
"es-ca" => "Spain (ca)",
"es-es" => "Spain (es)",
"se-sv" => "Sweden",
"ch-de" => "Switzerland (de)",
"ch-fr" => "Switzerland (fr)",
"tw-tzh" => "Taiwan",
"th-en" => "Thailand (en)",
"tr-tr" => "Turkey",
"us-es" => "US (Spanish)",
"ua-uk" => "Ukraine",
"uk-en" => "United Kingdom",
"vn-en" => "Vietnam (en)"
]
],
"nsfw" => [
"display" => "NSFW",
"option" => [
"yes" => "Yes",
"no" => "No"
]
],
"date" => [
"display" => "Time posted",
"option" => [
"any" => "Any time",
"Day" => "Past day",
"Week" => "Past week",
"Month" => "Past month"
]
],
"size" => [
"display" => "Size",
"option" => [
"any" => "Any size",
"Small" => "Small",
"Medium" => "Medium",
"Large" => "Large",
"Wallpaper" => "Wallpaper"
]
],
"color" => [
"display" => "Colors",
"option" => [
"any" => "All colors",
"Monochrome" => "Black and white",
"Red" => "Red",
"Orange" => "Orange",
"Yellow" => "Yellow",
"Green" => "Green",
"Blue" => "Blue",
"Purple" => "Purple",
"Pink" => "Pink",
"Brown" => "Brown",
"Black" => "Black",
"Gray" => "Gray",
"Teal" => "Teal",
"White" => "White"
]
],
"type" => [
"display" => "Type",
"option" => [
"any" => "All types",
"photo" => "Photograph",
"clipart" => "Clipart",
"gif" => "Animated GIF",
"transparent" => "Transparent"
]
],
"layout" => [
"display" => "Layout",
"option" => [
"any" => "All layouts",
"Square" => "Square",
"Tall" => "Tall",
"Wide" => "Wide"
]
],
"license" => [
"display" => "License",
"option" => [
"any" => "All licenses", // blame ddg for this
"Any" => "All Creative Commons",
"Public" => "Public domain",
"Share" => "Free to Share and Use",
"ShareCommercially" => "Free to Share and Use Commercially",
"Modify" => "Free to Modify, Share, and Use",
"ModifyCommercially" => "Free to Modify, Share, and Use Commercially"
]
]
];
break;
case "videos":
return
[
"country" => [
"display" => "Country",
"option" => [
"us-en" => "US (English)",
"ar-es" => "Argentina",
"au-en" => "Australia",
"at-de" => "Austria",
"be-fr" => "Belgium (fr)",
"be-nl" => "Belgium (nl)",
"br-pt" => "Brazil",
"bg-bg" => "Bulgaria",
"ca-en" => "Canada (en)",
"ca-fr" => "Canada (fr)",
"ct-ca" => "Catalonia",
"cl-es" => "Chile",
"cn-zh" => "China",
"co-es" => "Colombia",
"hr-hr" => "Croatia",
"cz-cs" => "Czech Republic",
"dk-da" => "Denmark",
"ee-et" => "Estonia",
"fi-fi" => "Finland",
"fr-fr" => "France",
"de-de" => "Germany",
"gr-el" => "Greece",
"hk-tzh" => "Hong Kong",
"hu-hu" => "Hungary",
"in-en" => "India (en)",
"id-en" => "Indonesia (en)",
"ie-en" => "Ireland",
"il-en" => "Israel (en)",
"it-it" => "Italy",
"jp-jp" => "Japan",
"kr-kr" => "Korea",
"lv-lv" => "Latvia",
"lt-lt" => "Lithuania",
"my-en" => "Malaysia (en)",
"mx-es" => "Mexico",
"nl-nl" => "Netherlands",
"nz-en" => "New Zealand",
"no-no" => "Norway",
"pk-en" => "Pakistan (en)",
"pe-es" => "Peru",
"ph-en" => "Philippines (en)",
"pl-pl" => "Poland",
"pt-pt" => "Portugal",
"ro-ro" => "Romania",
"ru-ru" => "Russia",
"xa-ar" => "Saudi Arabia",
"sg-en" => "Singapore",
"sk-sk" => "Slovakia",
"sl-sl" => "Slovenia",
"za-en" => "South Africa",
"es-ca" => "Spain (ca)",
"es-es" => "Spain (es)",
"se-sv" => "Sweden",
"ch-de" => "Switzerland (de)",
"ch-fr" => "Switzerland (fr)",
"tw-tzh" => "Taiwan",
"th-en" => "Thailand (en)",
"tr-tr" => "Turkey",
"us-en" => "US (English)",
"us-es" => "US (Spanish)",
"ua-uk" => "Ukraine",
"uk-en" => "United Kingdom",
"vn-en" => "Vietnam (en)"
]
],
"nsfw" => [
"display" => "NSFW",
"option" => [
"yes" => "Yes",
"no" => "No"
]
],
"date" => [
"display" => "Time fetched",
"option" => [
"any" => "Any time",
"d" => "Past day",
"w" => "Past week",
"m" => "Past month"
]
],
"resolution" => [ //videoDefinition
"display" => "Resolution",
"option" => [
"any" => "Any resolution",
"high" => "High definition",
"standard" => "Standard definition"
]
],
"duration" => [ // videoDuration
"display" => "Duration",
"option" => [
"any" => "Any duration",
"short" => "Short (>5min)",
"medium" => "Medium (5-20min)",
"long" => "Long (<20min)"
]
],
"license" => [
"display" => "License",
"option" => [
"any" => "Any license",
"creativeCommon" => "Creative Commons",
"youtube" => "YouTube Standard"
]
]
];
break;
case "news":
return
[
"country" => [
"display" => "Country",
"option" => [
"us-en" => "US (English)",
"ar-es" => "Argentina",
"au-en" => "Australia",
"at-de" => "Austria",
"be-fr" => "Belgium (fr)",
"be-nl" => "Belgium (nl)",
"br-pt" => "Brazil",
"bg-bg" => "Bulgaria",
"ca-en" => "Canada (en)",
"ca-fr" => "Canada (fr)",
"ct-ca" => "Catalonia",
"cl-es" => "Chile",
"cn-zh" => "China",
"co-es" => "Colombia",
"hr-hr" => "Croatia",
"cz-cs" => "Czech Republic",
"dk-da" => "Denmark",
"ee-et" => "Estonia",
"fi-fi" => "Finland",
"fr-fr" => "France",
"de-de" => "Germany",
"gr-el" => "Greece",
"hk-tzh" => "Hong Kong",
"hu-hu" => "Hungary",
"in-en" => "India (en)",
"id-en" => "Indonesia (en)",
"ie-en" => "Ireland",
"il-en" => "Israel (en)",
"it-it" => "Italy",
"jp-jp" => "Japan",
"kr-kr" => "Korea",
"lv-lv" => "Latvia",
"lt-lt" => "Lithuania",
"my-en" => "Malaysia (en)",
"mx-es" => "Mexico",
"nl-nl" => "Netherlands",
"nz-en" => "New Zealand",
"no-no" => "Norway",
"pk-en" => "Pakistan (en)",
"pe-es" => "Peru",
"ph-en" => "Philippines (en)",
"pl-pl" => "Poland",
"pt-pt" => "Portugal",
"ro-ro" => "Romania",
"ru-ru" => "Russia",
"xa-ar" => "Saudi Arabia",
"sg-en" => "Singapore",
"sk-sk" => "Slovakia",
"sl-sl" => "Slovenia",
"za-en" => "South Africa",
"es-ca" => "Spain (ca)",
"es-es" => "Spain (es)",
"se-sv" => "Sweden",
"ch-de" => "Switzerland (de)",
"ch-fr" => "Switzerland (fr)",
"tw-tzh" => "Taiwan",
"th-en" => "Thailand (en)",
"tr-tr" => "Turkey",
"us-en" => "US (English)",
"us-es" => "US (Spanish)",
"ua-uk" => "Ukraine",
"uk-en" => "United Kingdom",
"vn-en" => "Vietnam (en)"
]
],
"nsfw" => [
"display" => "NSFW",
"option" => [
"yes" => "Yes",
"maybe" => "Maybe",
"no" => "No"
]
],
"date" => [
"display" => "Time posted",
"option" => [
"any" => "Any time",
"d" => "Past day",
"w" => "Past week",
"m" => "Past month"
]
]
];
break;
default:
return [];
break;
}
}
public function web($get){
if($get["npt"]){
[$jsgrep, $proxy] = $this->backend->get($get["npt"], "web");
$extendedsearch = false;
$inithtml = "";
}else{
$search = $get["s"];
if(strlen($search) === 0){
throw new Exception("Search term is empty!");
}
$proxy = $this->backend->get_ip();
$country = $get["country"];
$nsfw = $get["nsfw"];
$older = $get["older"];
$newer = $get["newer"];
$extendedsearch = $get["extendedsearch"] == "yes" ? true : false;
// generate filters
$get_filters = [
"q" => $search,
"kz" => "1" // force instant answers
];
if($country == "any"){
$get_filters["kl"] = "wt-wt";
}else{
$get_filters["kl"] = $country;
}
switch($nsfw){
case "yes": $get_filters["kp"] = "-2"; break;
case "maybe": $get_filters["kp"] = "-1"; break;
case "no": $get_filters["kp"] = "1"; break;
}
$df = true;
if($newer === false){
if($older !== false){
$start = 36000;
$end = $older;
}else{
$df = false;
}
}else{
$start = $newer;
if($older !== false){
$end = $older;
}else{
$end = time();
}
}
if($df === true){
$get_filters["df"] = date("Y-m-d", $start) . ".." . date("Y-m-d", $end);
}
/*
Get html
*/
try{
$inithtml = $this->get(
$proxy,
"https://duckduckgo.com/",
$get_filters
);
}catch(Exception $e){
throw new Exception("Failed to get html");
}
preg_match(
'/DDG\.deep\.initialize\(\'(.*)\',/U',
$inithtml,
$jsgrep
);
if(!isset($jsgrep[1])){
throw new Exception("Failed to get d.js URL");
}
$jsgrep = $jsgrep[1];
}
// get javascript
try{
$js = $this->get(
$proxy,
"https://links.duckduckgo.com" . $jsgrep,
[],
ddg::req_xhr
);
}catch(Exception $e){
throw new Exception("Failed to fetch d.js");
}
// initialize api response array
$out = [
"status" => "ok",
"spelling" => [
"type" => "no_correction",
"using" => null,
"correction" => null
],
"npt" => null,
"answer" => [],
"web" => [],
"image" => [],
"video" => [],
"news" => [],
"related" => []
];
/*
Additional requests
*/
if($extendedsearch){
/*
Check for worknik results
*/
preg_match(
'/nrj\(\'\/js\/spice\/dictionary\/definition\/([^\'\)]+)/',
$js,
$wordnik
);
if(isset($wordnik[1])){
try{
$wordnik = $wordnik[1];
// get definition
$wordnikjs = $this->get(
$proxy,
"https://duckduckgo.com/js/spice/dictionary/definition/" . $wordnik,
[],
ddg::req_xhr
);
preg_match(
'/ddg_spice_dictionary_definition\(\n?(\[{[\S\s]*}])/',
$wordnikjs,
$wordnikjson
);
if(isset($wordnikjson[1])){
$wordnikjson = json_decode($wordnikjson[1], true);
$out["answer"][0] = [
"title" => urldecode($wordnik),
"description" => [],
"url" => "https://www.wordnik.com/words/" . $wordnik,
"thumb" => null,
"table" => [],
"sublink" => []
];
$partofspeech = false;
$wastext = false;
$textindent = 1;
// get audio
$wordnikaudio_json =
json_decode(
$this->get(
$proxy,
"https://duckduckgo.com/js/spice/dictionary/audio/" . $wordnik,
[],
ddg::req_xhr
),
true
);
if(isset($wordnikaudio_json[0]["id"])){
usort($wordnikaudio_json, function($a, $b){
return $a["id"] < $b["id"];
});
$out["answer"][0]["description"][] = [
"type" => "audio",
"url" => $wordnikaudio_json[0]["fileUrl"]
];
}
$collection = [];
$e[] = [];
foreach($wordnikjson as $data){
if(!isset($data["partOfSpeech"])){
continue;
}
if(isset($data["text"])){
if(!isset($collection[$data["partOfSpeech"]])){
$collection[$data["partOfSpeech"]] = [];
$c = 0;
}else{
$c = count($collection[$data["partOfSpeech"]]);
}
if(!isset($e[$data["partOfSpeech"]])){
$e[$data["partOfSpeech"]] = 0;
}
$e[$data["partOfSpeech"]]++;
$text = $e[$data["partOfSpeech"]] . ". " . $this->unescapehtml(strip_tags($data["text"]));
$syn = false;
if(
isset($data["relatedWords"]) &&
count($data["relatedWords"]) !== 0
){
$syn = " (";
$u = 0;
foreach($data["relatedWords"] as $related){
$syn .= ucfirst($related["relationshipType"]) . ": ";
$c = count($related["words"]);
$b = 0;
foreach($related["words"] as $word){
$syn .= trim($this->unescapehtml(strip_tags($word)));
$b++;
if($b !== $c){
$syn .= ", ";
}
}
$u++;
if($u !== count($data["relatedWords"])){
$syn .= ". ";
}
}
$syn .= ")";
}
if(
$c !== 0 &&
$collection[$data["partOfSpeech"]][$c - 1]["type"] == "text"
){
$collection[$data["partOfSpeech"]][$c - 1]["value"] .=
"\n" . $text;
}else{
if(
$c !== 0 &&
(
$collection[$data["partOfSpeech"]][$c - 1]["type"] == "text" ||
$collection[$data["partOfSpeech"]][$c - 1]["type"] == "italic"
)
){
$text = "\n" . $text;
}
$collection[$data["partOfSpeech"]][] =
[
"type" => "text",
"value" => $text
];
}
if($syn){
$collection[$data["partOfSpeech"]][] = [
"type" => "italic",
"value" => $syn
];
}
if(isset($data["exampleUses"])){
foreach($data["exampleUses"] as $use){
$collection[$data["partOfSpeech"]][] = [
"type" => "quote",
"value" => $this->unescapehtml(strip_tags($use["text"]))
];
}
}
if(isset($data["citations"])){
foreach($data["citations"] as $citation){
if(!isset($citation["cite"])){
continue;
}
$value = $this->unescapehtml(strip_tags($citation["cite"]));
if(
isset($citation["source"]) &&
trim($citation["source"]) != ""
){
$value .= " - " . $this->unescapehtml(strip_tags($citation["source"]));
}
$collection[$data["partOfSpeech"]][] = [
"type" => "quote",
"value" => $value
];
}
}
}
}
foreach($collection as $key => $items){
$out["answer"][0]["description"][] =
[
"type" => "title",
"value" => $key
];
$out["answer"][0]["description"] =
array_merge($out["answer"][0]["description"], $items);
}
}
}catch(Exception $e){
// do nothing
}
}
unset($wordnik);
/*
Check for stackoverflow answers
*/
// /a.js?p=1&src_id=stack_overflow&from=nlp_qa&id=3390396,2559318&q=how%20can%20i%20check%20for%20undefined%20in%20javascript&s=stackoverflow.com&tl=How%20can%20I%20check%20for%20%22undefined%22%20in%20JavaScript%3F%20%2D%20Stack%20Overflow
// /a.js?p=1&src_id=arqade&from=nlp_qa&id=370293,375682&q=what%20is%20the%20difference%20between%20at%20and%20positioned%20in%20execute&s=gaming.stackexchange.com&tl=minecraft%20java%20edition%20minecraft%20commands%20%2D%20What%20is%20the%20difference
// /a.js?p=1&src_id=unix&from=nlp_qa&id=312754&q=how%20to%20strip%20metadata%20from%20image%20files&s=unix.stackexchange.com&tl=How%20to%20strip%20metadata%20from%20image%20files%20%2D%20Unix%20%26%20Linux%20Stack%20Exchange
preg_match(
'/nrj\(\'(\/a\.js\?.*from=nlp_qa.*)\'\)/U',
$js,
$stack
);
if(isset($stack[1])){
$stack = $stack[1];
try{
$stackjs = $this->get(
$proxy,
"https://duckduckgo.com" . $stack,
[],
ddg::req_xhr
);
if(
!preg_match(
'/^DDG\.duckbar\.failed/',
$stackjs
)
){
preg_match(
'/DDG\.duckbar\.add_array\((\[\{[\S\s]*}])\)/U',
$stackjs,
$stackjson
);
$stackjson = json_decode($stackjson[1], true)[0]["data"][0];
$out["answer"][] = [
"title" => $stackjson["Heading"],
"description" => $this->stackoverflow_parse($stackjson["Abstract"]),
"url" => str_replace(["http://", "ddg"], ["https://", ""], $stackjson["AbstractURL"]),
"thumb" => null,
"table" => [],
"sublink" => []
];
}
}catch(Exception $e){
// do nothing
}
}
/*
Check for musicmatch (lyrics)
*/
preg_match(
'/nrj\(\'(\/a\.js\?.*&s=lyrics.*)\'\)/U',
$js,
$lyrics
);
if(isset($lyrics[1])){
$lyrics = $lyrics[1];
try{
$lyricsjs = $this->get(
$proxy,
"https://duckduckgo.com" . $lyrics,
[],
ddg::req_xhr
);
if(
!preg_match(
'/^DDG\.duckbar\.failed/',
$lyricsjs
)
){
preg_match(
'/DDG\.duckbar\.add_array\((\[\{[\S\s]*}])\)/U',
$lyricsjs,
$lyricsjson
);
$lyricsjson = json_decode($lyricsjson[1], true)[0]["data"][0];
$title = null;
if(isset($lyricsjson["Heading"])){
$title = $lyricsjson["Heading"];
}elseif(isset($lyricsjson["data"][1]["urlTitle"])){
$title = $lyricsjson["data"][1]["urlTitle"];
}else{
$title = $lyricsjson["data"][0]["song_title"];
}
$description = [
[
"type" => "text",
"value" => null
]
];
$parts =
explode(
"<br>",
str_ireplace(
["<br>", "</br>", "<br/>"],
"<br>",
$lyricsjson["Abstract"]
),
);
for($i=0; $i<count($parts); $i++){
$description[0]["value"] .= trim($parts[$i]) . "\n";
}
$description[0]["value"] = trim($description[0]["value"]);
$description[] =
[
"type" => "quote",
"value" =>
"Written by " . implode(", ", $lyricsjson["data"][0]["writers"]) .
"\nFrom the album " . $lyricsjson["data"][0]["albums"][0]["title"] .
"\nReleased on the " . date("jS \of F Y", strtotime($lyricsjson["data"][0]["albums"][0]["release_date"]))
];
$out["answer"][] = [
"title" => $title,
"description" => $description,
"url" => $lyricsjson["AbstractURL"],
"thumb" => null,
"table" => [],
"sublink" => []
];
}
}catch(Exception $e){
// do nothing
}
}
}
/*
Get related searches
*/
preg_match(
'/DDG\.duckbar\.loadModule\(\'related_searches\', ?{[\s\S]*"results":(\[{[\s\S]*}]),"vqd"/U',
$js,
$related
);
if(isset($related[1])){
try{
$related = json_decode($related[1], true);
for($i=0; $i<count($related); $i++){
if(isset($related[$i]["text"])){
array_push($out["related"], $related[$i]["text"]);
}
}
}catch(Exception $e){
// do nothing
}
}
unset($related);
/*
Get answers
*/
$answer_count = preg_match_all(
'/DDG\.duckbar\.add\(({.*[\S\s]*})(?:\);|,null,"index"\))/U',
$js . $inithtml,
$answers
);
try{
if(isset($answers[1])){
$answers = $answers[1];
for($i=0; $i<$answer_count; $i++){
$answers[$i] = json_decode($answers[$i], true);
// remove dupes
for($k=0; $k<count($out["answer"]); $k++){
if(
!isset($answers[$i]["data"]["AbstractURL"]) ||
str_replace("_", "%20", $out["answer"][$k]["url"]) == str_replace("_", "%20", $this->sanitizeurl($answers[$i]["data"]["AbstractURL"]))
){
continue 2;
}
}
// get more related queries
if(
isset($answers[$i]["data"]["RelatedTopics"]) &&
$answers[$i]["data"]["RelatedTopics"] != 0
){
for($k=0; $k<count($answers[$i]["data"]["RelatedTopics"]); $k++){
if(isset($answers[$i]["data"]["RelatedTopics"][$k]["Result"])){
preg_match(
'/">(.*)<\//',
$answers[$i]["data"]["RelatedTopics"][$k]["Result"],
$label
);
array_push($out["related"], htmlspecialchars_decode(strip_tags($label[1])));
}
}
}
$image = null;
// get image
if(
isset($answers[$i]["data"]["Image"]) &&
!empty($answers[$i]["data"]["Image"]) &&
$answers[$i]["data"]["Image"] != "https://duckduckgo.com/i/"
){
if(strpos($answers[$i]["data"]["Image"], "https://duckduckgo.com/i/") === true){
$image = $answers[$i]["data"]["Image"];
}else{
if(
strlen($answers[$i]["data"]["Image"]) > 0 &&
$answers[$i]["data"]["Image"][0] == "/"
){
$answers[$i]["data"]["Image"] = substr($answers[$i]["data"]["Image"], 1);
}
$image = "https://duckduckgo.com/" . $answers[$i]["data"]["Image"];
}
}
$count = count($out["answer"]);
if(isset($answers[$i]["data"]["AbstractText"]) && !empty($answers[$i]["data"]["AbstractText"])){
$description = $this->stackoverflow_parse($answers[$i]["data"]["AbstractText"]);
}elseif(isset($answers[$i]["data"]["Abstract"]) && !empty($answers[$i]["data"]["Abstract"])){
$description = $this->stackoverflow_parse($answers[$i]["data"]["Abstract"]);
}elseif(isset($answers[$i]["data"]["Answer"]) && !empty($answers[$i]["data"]["Answer"])){
$description = $this->stackoverflow_parse($answers[$i]["data"]["Answer"]);
}else{
$description = [];
}
if(isset($answers[$i]["data"]["Heading"]) && !empty($answers[$i]["data"]["Heading"])){
$title = $this->unescapehtml($answers[$i]["data"]["Heading"]);
}else{
// no title, ignore bs
continue;
//$title = null;
}
if(isset($answers[$i]["data"]["AbstractURL"]) && !empty($answers[$i]["data"]["AbstractURL"])){
$url = $answers[$i]["data"]["AbstractURL"];
}else{
$url = null;
}
$out["answer"][$count] = [
"title" => $title,
"description" => $description,
"url" => $this->sanitizeurl($url),
"thumb" => $image,
"table" => [],
"sublink" => []
];
if(isset($answers[$i]["data"]["Infobox"]["content"])){
for($k=0; $k<count($answers[$i]["data"]["Infobox"]["content"]); $k++){
// populate table
if($answers[$i]["data"]["Infobox"]["content"][$k]["data_type"] == "string"){
$out["answer"][$count]["table"][$answers[$i]["data"]["Infobox"]["content"][$k]["label"]] =
$answers[$i]["data"]["Infobox"]["content"][$k]["value"];
continue;
}
$url = "";
$type = "Website";
switch($answers[$i]["data"]["Infobox"]["content"][$k]["data_type"]){
case "official_site":
case "official_website":
$type = "Website";
break;
case "wikipedia": $type = "Wikipedia"; break;
case "itunes": $type = "iTunes"; break;
case "amazon": $type = "Amazon"; break;
case "imdb_title_id":
case "imdb_id":
case "imdb_name_id":
$type = "IMDb";
$delim = substr($answers[$i]["data"]["Infobox"]["content"][$k]["value"], 0, 2);
if($delim == "nm"){
$url = "https://www.imdb.com/name/";
}elseif($delim == "tt"){
$url = "https://www.imdb.com/title/";
}elseif($delim == "co"){
$url = "https://www.imdb.com/search/title/?companies=";
}else{
$url = "https://www.imdb.com/title/";
}
break;
case "imdb_name_id": $url = "https://www.imdb.com/name/"; $type = "IMDb"; break;
case "twitter_profile": $url = "https://twitter.com/"; $type = "Twitter"; break;
case "instagram_profile": $url = "https://instagram.com/"; $type = "Instagram"; break;
case "facebook_profile": $url = "https://facebook.com/"; $type = "Facebook"; break;
case "spotify_artist_id": $url = "https://open.spotify.com/artist/"; $type = "Spotify"; break;
case "rotten_tomatoes": $url = "https://rottentomatoes.com/"; $type = "Rotten Tomatoes"; break;
case "youtube_channel": $url = "https://youtube.com/channel/"; $type = "YouTube"; break;
case "soundcloud_id": $url = "https://soundcloud.com/"; $type = "SoundCloud"; break;
default:
continue 2;
}
// populate sublinks
$out["answer"][$count]["sublink"][$type] =
$url . $answers[$i]["data"]["Infobox"]["content"][$k]["value"];
}
}
}
}
}catch(Exception $e){
// do nothing
}
/*
Get shitcoin conversions
*/
if($extendedsearch){
if(
preg_match(
'/"https?:\/\/(?:www\.coinbase\.com\/converter\/([a-z0-9]+)\/([a-z0-9]+)|changelly\.com\/exchange\/([a-z0-9]+)\/([a-z0-9]+)|coinmarketcap\.com\/currencies\/[a-z0-9]+\/([a-z0-9]+)\/([a-z0-9]+))\/?"/',
$js,
$shitcoins
)
){
$shitcoins = array_values(array_filter($shitcoins));
preg_match(
'/(?:[\s,.]*[0-9]+)+/',
$search,
$amount
);
if(count($amount) === 1){
$amount = (float)str_replace([" ", ","], ["", "."], $amount[0]);
}else{
$amount = 1;
}
try{
$description = [];
$shitcoinjs = $this->get(
$proxy,
"https://duckduckgo.com/js/spice/cryptocurrency/{$shitcoins[1]}/{$shitcoins[2]}/1",
[],
ddg::req_xhr
);
preg_match(
'/ddg_spice_cryptocurrency\(\s*({[\S\s]*})\s*\);/',
$shitcoinjs,
$shitcoinjson
);
$shitcoinjson = json_decode($shitcoinjson[1], true);
if(
!isset($shitcoinjson["error"]) &&
$shitcoinjson["status"]["error_code"] == 0
){
$shitcoinjson = $shitcoinjson["data"];
$array_values = array_values($shitcoinjson["quote"])[0];
if($amount != 1){
// show conversion
$description[] = [
"type" => "title",
"value" => "Conversion"
];
$description[] = [
"type" => "text",
"value" =>
"{$amount} {$shitcoinjson["name"]} ({$shitcoinjson["symbol"]}) = " . $this->number_format($array_values["price"] * $amount) . " " . strtoupper($shitcoins[2]) . "\n" .
"{$amount} " . strtoupper($shitcoins[2]) . " = " . $this->number_format((1 / $array_values["price"]) * $amount) . " {$shitcoinjson["symbol"]}"
];
}
$description[] = [
"type" => "title",
"value" => "Current rates"
];
// rates
$description[] = [
"type" => "text",
"value" =>
"1 {$shitcoinjson["name"]} ({$shitcoinjson["symbol"]}) = " . $this->number_format($array_values["price"]) . " " . strtoupper($shitcoins[2]) . "\n" .
"1 " . strtoupper($shitcoins[2]) . " = " . $this->number_format(1 / $array_values["price"]) . " {$shitcoinjson["symbol"]}"
];
$description[] = [
"type" => "quote",
"value" => "Last fetched: " . date("jS \of F Y @ g:ia", strtotime($shitcoinjson["last_updated"]))
];
$out["answer"][] = [
"title" => $shitcoinjson["name"] . " (" . strtoupper($shitcoins[1]) . ") & " . strtoupper($shitcoins[2]) . " market",
"description" => $description,
"url" => "https://coinmarketcap.com/converter/" . strtoupper($shitcoins[1]) . "/" . strtoupper($shitcoins[2]) . "/?amt={$amount}",
"thumb" => null,
"table" => [],
"sublink" => []
];
}
}catch(Exception $e){
// do nothing
}
}else{
/*
Get currency conversion
*/
if(
preg_match(
'/"https:\/\/www\.xe\.com\/currencyconverter\/convert\/\?From=([A-Z0-9]+)&To=([A-Z0-9]+)"/',
$js,
$currencies
)
){
preg_match(
'/(?:[\s,.]*[0-9]+)+/',
$search,
$amount
);
if(count($amount) === 1){
$amount = (float)str_replace([" ", ","], ["", "."], $amount[0]);
}else{
$amount = 1;
}
try{
$currencyjs = $this->get(
$proxy,
"https://duckduckgo.com/js/spice/currency/{$amount}/" . strtolower($currencies[1]) . "/" . strtolower($currencies[2]),
[],
ddg::req_xhr
);
preg_match(
'/ddg_spice_currency\(\s*({[\S\s]*})\s*\);/',
$currencyjs,
$currencyjson
);
$currencyjson = json_decode($currencyjson[1], true);
if(empty($currencyjson["headers"]["description"])){
$currencyjson = $currencyjson["conversion"];
$description = [];
if($amount != 1){
$description[] =
[
"type" => "title",
"value" => "Conversion"
];
$description[] =
[
"type" => "text",
"value" =>
$this->number_format($currencyjson["from-amount"]) . " {$currencyjson["from-currency-symbol"]} = " .
$this->number_format($currencyjson["converted-amount"]) . " {$currencyjson["to-currency-symbol"]}"
];
}
$description[] =
[
"type" => "title",
"value" => "Current rates"
];
$description[] =
[
"type" => "text",
"value" =>
"{$currencyjson["conversion-rate"]}\n" .
"{$currencyjson["conversion-inverse"]}"
];
$description[] =
[
"type" => "quote",
"value" => "Last fetched: " . date("jS \of F Y @ g:ia", strtotime($currencyjson["rate-utc-timestamp"]))
];
$out["answer"][] = [
"title" =>
"{$currencyjson["from-currency-name"]} ({$currencyjson["from-currency-symbol"]}) to " .
"{$currencyjson["to-currency-name"]} ({$currencyjson["to-currency-symbol"]})",
"description" => $description,
"url" => "https://www.xe.com/currencyconverter/convert/?Amount={$amount}&From={$currencies[1]}&To={$currencies[2]}",
"thumb" => null,
"table" => [],
"sublink" => []
];
}
}catch(Exception $e){
// do nothing
}
}
}
}
/*
Get small answer
*/
preg_match(
'/DDG\.ready\(function ?\(\) ?{DDH\.add\(({[\S\s]+}),"index"\)}\)/U',
$inithtml,
$smallanswer
);
if(isset($smallanswer[1])){
$smallanswer = json_decode($smallanswer[1], true);
if(
!isset($smallanswer["require"]) &&
isset($smallanswer["data"]["title"])
){
if(isset($smallanswer["data"]["url"])){
$url = $this->unescapehtml($smallanswer["data"]["url"]);
}elseif(isset($smallanswer["meta"]["sourceUrl"])){
$url = $this->unescapehtml($smallanswer["meta"]["sourceUrl"]);
}else{
$url = null;
}
$out["answer"] = [
[
"title" => $this->unescapehtml($smallanswer["data"]["title"]),
"description" => [],
"url" => $this->sanitizeurl($url),
"thumb" => null,
"table" => [],
"sublink" => []
],
...$out["answer"]
];
if(isset($smallanswer["data"]["subtitle"])){
$out["answer"][0]["description"][] =
[
"type" => "text",
"value" => isset($smallanswer["data"]["subtitle"]) ? $this->unescapehtml($smallanswer["data"]["subtitle"]) : null
];
}
}
}
unset($inithtml);
unset($answers);
unset($answer_count);
/*
Get spelling autocorrect
*/
preg_match(
'/DDG\.page\.showMessage\(\'spelling\',({[\S\s]+})\)/U',
$js,
$spelling
);
if(isset($spelling[1])){
$spelling = json_decode($spelling[1], true);
switch((int)$spelling["qc"]){
case 1:
case 3:
case 5:
$type = "including";
break;
default:
$type = "not_many";
break;
}
$out["spelling"] = [
"type" => $type,
"using" => $this->unescapehtml(strip_tags($spelling["suggestion"])),
"correction" => $this->unescapehtml(strip_tags($spelling["recourseText"]))
];
}
unset($spelling);
/*
Get web results
*/
preg_match(
'/DDG\.pageLayout\.load\(\'d\', ?(\[{"[\S\s]*"}])\)/U',
$js,
$web
);
if(isset($web[1])){
try{
$web = json_decode($web[1], true);
for($i=0; $i<count($web); $i++){
// ignore google placeholder + fake next page
if(
isset($web[$i]["t"]) &&
(
$web[$i]["t"] == "EOP" ||
$web[$i]["t"] == "EOF"
) &&
strpos($web[$i]["c"], "://www.google.") !== false
){
break;
}
// store next page token
if(isset($web[$i]["n"])){
$out["npt"] = $this->backend->store($web[$i]["n"] . "&biaexp=b&eslexp=a&litexp=c&msvrtexp=b&wrap=1", "web", $proxy);
continue;
}
// ignore malformed data
if(!isset($web[$i]["t"])){
continue;
}
$sublinks = [];
if(isset($web[$i]["l"])){
for($k=0; $k<count($web[$i]["l"]); $k++){
if(
!isset($web[$i]["l"][$k]["targetUrl"]) ||
!isset($web[$i]["l"][$k]["text"])
){
continue;
}
array_push(
$sublinks,
[
"title" => $this->titledots($this->unescapehtml($web[$i]["l"][$k]["text"])),
"date" => null,
"description" => isset($web[$i]["l"][$k]["snippet"]) ? $this->titledots($this->unescapehtml($web[$i]["l"][$k]["snippet"])) : null,
"url" => $this->sanitizeurl($web[$i]["l"][$k]["targetUrl"])
]
);
}
}
if(
preg_match(
'/^<span class="result__type">PDF<\/span>/',
$web[$i]["t"]
)
){
$type = "pdf";
$web[$i]["t"] =
str_replace(
'<span class="result__type">PDF</span>',
"",
$web[$i]["t"]
);
}else{
$type = "web";
}
if(isset($web[$i]["e"])){
$date = strtotime($web[$i]["e"]);
}else{
$date = null;
}
array_push(
$out["web"],
[
"title" => $this->titledots($this->unescapehtml(strip_tags($web[$i]["t"]))),
"description" => $this->titledots($this->unescapehtml(strip_tags($web[$i]["a"]))),
"url" => isset($web[$i]["u"]) ? $this->sanitizeurl($web[$i]["u"]) : $this->sanitizeurl($web[$i]["c"]),
"date" => $date,
"type" => $type,
"thumb" =>
[
"url" => null,
"ratio" => null
],
"sublink" => $sublinks,
"table" => []
]
);
}
}catch(Exception $e){
// do nothing
}
}
unset($web);
/*
Get images
*/
preg_match(
'/DDG\.duckbar\.load\(\'images\', ?{[\s\S]*"results":(\[{"[\s\S]*}]),"vqd"/U',
$js,
$images
);
if(isset($images[1])){
try{
$images = json_decode($images[1], true);
for($i=0; $i<count($images); $i++){
if(
!isset($images[$i]["title"]) ||
!isset($images[$i]["image"]) ||
!isset($images[$i]["thumbnail"]) ||
!isset($images[$i]["width"]) ||
!isset($images[$i]["height"])
){
continue;
}
$ratio =
$this->bingratio(
(int)$images[$i]["width"],
(int)$images[$i]["height"]
);
array_push(
$out["image"],
[
"title" => $this->titledots($this->unescapehtml($images[$i]["title"])),
"source" => [
[
"url" => $images[$i]["image"],
"width" => (int)$images[$i]["width"],
"height" => (int)$images[$i]["height"]
],
[
"url" => $this->bingimg($images[$i]["thumbnail"]),
"width" => $ratio[0],
"height" => $ratio[1]
]
],
"url" => $this->sanitizeurl($images[$i]["url"])
]
);
}
}catch(Exception $e){
// do nothing
}
}
unset($images);
/*
Get videos
*/
preg_match(
'/DDG\.duckbar\.load\(\'videos\', ?{[\s\S]*"results":(\[{"[\s\S]*}]),"vqd"/U',
$js,
$videos
);
if(isset($videos[1])){
try{
$videos = json_decode($videos[1], true);
for($i=0; $i<count($videos); $i++){
$cachekey = false;
foreach(["large", "medium", "small"] as &$key){
if(isset($videos[$i]["images"][$key])){
$cachekey = $key;
break;
}
}
if(
!isset($videos[$i]["title"]) ||
!isset($videos[$i]["description"]) ||
$cachekey === false ||
!isset($videos[$i]["content"])
){
continue;
}
array_push(
$out["video"],
[
"title" => $this->titledots($this->unescapehtml($videos[$i]["title"])),
"description" => $videos[$i]["description"] == "" ? null : $this->titledots($this->unescapehtml($videos[$i]["description"])),
"date" => $videos[$i]["published"] == "" ? null : strtotime($videos[$i]["published"]),
"duration" => $videos[$i]["duration"] == 0 ? null : $this->hmstoseconds($videos[$i]["duration"]),
"views" => $videos[$i]["statistics"]["viewCount"] == 0 ? null : $videos[$i]["statistics"]["viewCount"],
"thumb" =>
[
"url" => $this->bingimg($videos[$i]["images"][$cachekey]),
"ratio" => "16:9"
],
"url" => $this->sanitizeurl($videos[$i]["content"])
]
);
}
}catch(Exception $e){
// do nothing
}
}
unset($videos);
/*
Get news
*/
preg_match(
'/DDG\.duckbar\.load\(\'news\', ?{[\s\S]*"results":(\[{"[\s\S]*}]),"vqd"/U',
$js,
$news
);
if(isset($news[1])){
try{
$news = json_decode($news[1], true);
for($i=0; $i<count($news); $i++){
if(
!isset($news[$i]["title"]) ||
!isset($news[$i]["excerpt"]) ||
!isset($news[$i]["url"])
){
continue;
}
array_push(
$out["news"],
[
"title" => $this->titledots($this->unescapehtml($news[$i]["title"])),
"description" => $this->titledots($this->unescapehtml(strip_tags($news[$i]["excerpt"]))),
"date" => isset($news[$i]["date"]) ? (int)$news[$i]["date"] : null,
"thumb" =>
[
"url" => isset($news[$i]["image"]) ? $news[$i]["image"] : null,
"ratio" => "16:9"
],
"url" => $this->sanitizeurl($news[$i]["url"])
]
);
}
}catch(Exception $e){
// do nothing
}
}
return $out;
}
public function image($get){
if($get["npt"]){
[$npt, $proxy] = $this->backend->get($get["npt"], "images");
try{
$json = json_decode($this->get(
$proxy,
"https://duckduckgo.com/i.js?" . $npt,
[],
ddg::req_xhr
), true);
}catch(Exception $err){
throw new Exception("Failed to get i.js");
}
}else{
$search = $get["s"];
if(strlen($search) === 0){
throw new Exception("Search term is empty!");
}
$proxy = $this->backend->get_ip();
$country = $get["country"];
$nsfw = $get["nsfw"];
$date = $get["date"];
$size = $get["size"];
$color = $get["color"];
$type = $get["type"];
$layout = $get["layout"];
$license = $get["license"];
$filter = [];
$get_filters = [
"q" => $search,
"iax" => "images",
"ia" => "images"
];
if($date != "any"){ $filter[] = "time:$date"; }
if($size != "any"){ $filter[] = "size:$size"; }
if($color != "any"){ $filter[] = "color:$color"; }
if($type != "any"){ $filter[] = "type:$type"; }
if($layout != "any"){ $filter[] = "layout:$layout"; }
if($license != "any"){ $filter[] = "license:$license"; }
$filter = implode(",", $filter);
if($filter != ""){
$get_filters["iaf"] = $filter;
}
switch($nsfw){
case "yes": $get_filters["kp"] = "-2"; break;
case "no": $get_filters["kp"] = "-1"; break;
}
try{
$html = $this->get(
$proxy,
"https://duckduckgo.com",
$get_filters,
ddg::req_web
);
}catch(Exception $err){
throw new Exception("Failed to get html");
}
preg_match(
'/vqd=([0-9-]+)/',
$html,
$vqd
);
if(!isset($vqd[1])){
throw new Exception("Failed to get vqd token");
}
$vqd = $vqd[1];
// @TODO: s param = image offset
$js_params = [
"l" => $country,
"o" => "json",
"q" => $search,
"vqd" => $vqd
];
switch($nsfw){
case "yes": $js_params["p"] = "-1"; break;
case "no": $js_params["p"] = "1"; break;
}
if(empty($filter)){
$js_params["f"] = "1";
}else{
$js_params["f"] = $filter;
}
try{
$json = json_decode($this->get(
$proxy,
"https://duckduckgo.com/i.js",
$js_params,
ddg::req_xhr
), true);
}catch(Exception $err){
throw new Exception("Failed to get i.js");
}
}
$out = [
"status" => "ok",
"npt" => null,
"image" => []
];
if(isset($json["next"])){
if(!isset($vqd)){
$vqd = array_values($json["vqd"])[0];
}
$out["npt"] =
$this->backend->store(
explode("?", $json["next"])[1] . "&vqd=" .
$vqd,
"images",
$proxy
);
}
for($i=0; $i<count($json["results"]); $i++){
$bingimg = $this->bingimg($json["results"][$i]["thumbnail"]);
$ratio =
$this->bingratio(
(int)$json["results"][$i]["width"],
(int)$json["results"][$i]["height"]
);
$out["image"][] = [
"title" => $this->titledots($this->unescapehtml($json["results"][$i]["title"])),
"source" => [
[
"url" => $json["results"][$i]["image"],
"width" => (int)$json["results"][$i]["width"],
"height" => (int)$json["results"][$i]["height"]
],
[
"url" => $bingimg,
"width" => $ratio[0],
"height" => $ratio[1],
]
],
"url" => $this->sanitizeurl($json["results"][$i]["url"])
];
}
return $out;
}
public function video($get){
if($get["npt"]){
[$npt, $proxy] = $this->backend->get($get["npt"], "videos");
try{
$json = json_decode($this->get(
$proxy,
"https://duckduckgo.com/v.js?" .
$npt,
[],
ddg::req_xhr
), true);
}catch(Exception $err){
throw new Exception("Failed to get v.js");
}
}else{
$search = $get["s"];
if(strlen($search) === 0){
throw new Exception("Search term is empty!");
}
$proxy = $this->backend->get_ip();
$country = $get["country"];
$nsfw = $get["nsfw"];
$date = $get["date"];
$resolution = $get["resolution"];
$duration = $get["duration"];
$license = $get["license"];
$filter = [];
$get_filters = [
"q" => $search,
"iax" => "videos",
"ia" => "videos"
];
switch($nsfw){
case "yes": $get_filters["kp"] = "-2"; break;
case "no": $get_filters["kp"] = "-1"; break;
}
if($date != "any"){ $filter[] = "publishedAfter:{$date}"; }
if($resolution != "any"){ $filter[] = "videoDefinition:{$resolution}"; }
if($duration != "any"){ $filter[] = "videoDuration:{$duration}"; }
if($license != "any"){ $filter[] = "videoLicense:{$license}"; }
$filter = implode(",", $filter);
try{
$html = $this->get(
$proxy,
"https://duckduckgo.com",
$get_filters,
ddg::req_web
);
}catch(Exception $err){
throw new Exception("Failed to get html");
}
preg_match(
'/vqd=([0-9-]+)/',
$html,
$vqd
);
if(!isset($vqd[1])){
throw new Exception("Failed to get vqd token");
}
$vqd = $vqd[1];
try{
$json = json_decode($this->get(
$proxy,
"https://duckduckgo.com/v.js",
[
"l" => "us-en",
"o" => "json",
"sr" => 1,
"q" => $search,
"vqd" => $vqd,
"f" => $filter,
"p" => $get_filters["kp"]
],
ddg::req_xhr
), true);
}catch(Exception $err){
throw new Exception("Failed to get v.js");
}
}
$out = [
"status" => "ok",
"npt" => null,
"video" => [],
"author" => [],
"livestream" => [],
"playlist" => [],
"reel" => []
];
if(isset($json["next"])){
$out["npt"] =
$this->backend->store(
explode("?", $json["next"])[1],
"videos",
$proxy
);
}
for($i=0; $i<count($json["results"]); $i++){
$cachekey = false;
foreach(["large", "medium", "small"] as &$key){
if(isset($json["results"][$i]["images"][$key])){
$cachekey = $key;
break;
}
}
if(
!isset($json["results"][$i]["title"]) ||
!isset($json["results"][$i]["description"]) ||
$cachekey === false ||
!isset($json["results"][$i]["content"])
){
continue;
}
array_push(
$out["video"],
[
"title" => $this->titledots($this->unescapehtml($json["results"][$i]["title"])),
"description" => $json["results"][$i]["description"] == "" ? null : $this->titledots($this->unescapehtml($json["results"][$i]["description"])),
"author" => [
"name" => empty($json["results"][$i]["uploader"]) ? null : $this->unescapehtml($json["results"][$i]["uploader"]),
"url" => null,
"avatar" => null
],
"date" => $json["results"][$i]["published"] == "" ? null : strtotime($json["results"][$i]["published"]),
"duration" => $json["results"][$i]["duration"] == 0 ? null : $this->hmstoseconds($json["results"][$i]["duration"]),
"views" => $json["results"][$i]["statistics"]["viewCount"] == 0 ? null : $json["results"][$i]["statistics"]["viewCount"],
"thumb" => [
"url" => $this->bingimg($json["results"][$i]["images"][$cachekey]),
"ratio" => "16:9"
],
"url" => $this->sanitizeurl($json["results"][$i]["content"])
]
);
}
return $out;
}
public function news($get){
if($get["npt"]){
[$req, $proxy] = $this->backend->get($get["npt"], "news");
try{
$json = json_decode($this->get(
$proxy,
"https://duckduckgo.com/news.js?" .
$req,
[],
ddg::req_xhr
), true);
}catch(Exception $err){
throw new Exception("Failed to get news.js");
}
}else{
$search = $get["s"];
if(strlen($search) === 0){
throw new Exception("Search term is empty!");
}
$proxy = $this->backend->get_ip();
$country = $get["country"];
$nsfw = $get["nsfw"];
$date = $get["date"];
$get_params = [
"q" => $search,
"iar" => "news",
"ia" => "news"
];
switch($nsfw){
case "yes": $get_filters["kp"] = "-2"; break;
case "maybe": $get_filters["kp"] = "-1"; break;
case "no": $get_filters["kp"] = "1"; break;
}
if($date != "any"){
$get_params["df"] = $date;
}
try{
$html = $this->get(
$proxy,
"https://duckduckgo.com",
$get_params,
ddg::req_web
);
}catch(Exception $err){
throw new Exception("Failed to get html");
}
preg_match(
'/vqd=([0-9-]+)/',
$html,
$vqd
);
if(!isset($vqd[1])){
throw new Exception("Failed to get vqd token");
}
$vqd = $vqd[1];
try{
$js_params = [
"l" => $country,
"o" => "json",
"noamp" => "1",
"q" => $search,
"vqd" => $vqd,
"p" => $get_filters["kp"]
];
if($date != "any"){
$js_params["df"] = $date;
}else{
$js_params["df"] = "";
}
$json = json_decode($this->get(
$proxy,
"https://duckduckgo.com/news.js",
$js_params,
ddg::req_xhr
), true);
}catch(Exception $err){
throw new Exception("Failed to get news.js");
}
}
$out = [
"status" => "ok",
"npt" => null,
"news" => []
];
if(isset($json["next"])){
$out["npt"] =
$this->backend->store(
explode("?", $json["next"])[1],
"news",
$proxy
);
}
for($i=0; $i<count($json["results"]); $i++){
$out["news"][] = [
"title" => $this->titledots($this->unescapehtml($json["results"][$i]["title"])),
"author" => $this->unescapehtml($json["results"][$i]["source"]),
"description" => $this->titledots($this->unescapehtml(strip_tags($json["results"][$i]["excerpt"]))),
"date" => $json["results"][$i]["date"],
"thumb" =>
[
"url" => isset($json["results"][$i]["image"]) ? $json["results"][$i]["image"] : null,
"ratio" => "16:9"
],
"url" => $this->sanitizeurl($json["results"][$i]["url"])
];
}
return $out;
}
private function hmstoseconds($time){
$parts = explode(":", $time, 3);
$time = 0;
if(count($parts) === 3){
// hours
$time = $time + ((int)$parts[0] * 3600);
array_shift($parts);
}
if(count($parts) === 2){
// minutes
$time = $time + ((int)$parts[0] * 60);
array_shift($parts);
}
// seconds
$time = $time + (int)$parts[0];
return $time;
}
private function titledots($title){
$substr = substr($title, -3);
if(
$substr == "..." ||
$substr == ""
){
return trim(substr($title, 0, -3));
}
return trim($title);
}
private function unescapehtml($str){
return html_entity_decode(
str_replace(
[
"<br>",
"<br/>",
"</br>",
"<BR>",
"<BR/>",
"</BR>",
],
"\n",
$str
),
ENT_QUOTES | ENT_XML1, 'UTF-8'
);
}
private function bingimg($url){
$parse = parse_url($url);
parse_str($parse["query"], $parts);
return "https://" . $parse["host"] . "/th?id=" . urlencode($parts["id"]);
}
private function appendtext($payload, &$text, &$index){
if(trim($payload) == ""){
return;
}
if(
$index !== 0 &&
$text[$index - 1]["type"] == "text"
){
$text[$index - 1]["value"] .= preg_replace('/ $/', " ", $payload);
}else{
$text[] = [
"type" => "text",
"value" => preg_replace('/ $/', " ", $payload)
];
$index++;
}
}
private function stackoverflow_parse($html){
$i = 0;
$answer = [];
$this->fuckhtml->load($html);
$tags = $this->fuckhtml->getElementsByTagName("*");
if(count($tags) === 0){
return [
[
"type" => "text",
"value" => htmlspecialchars_decode($html)
]
];
}
foreach($tags as $snippet){
switch($snippet["tagName"]){
case "p":
$this->fuckhtml->load($snippet["innerHTML"]);
$codetags =
$this->fuckhtml
->getElementsByTagName("*");
$tmphtml = $snippet["innerHTML"];
foreach($codetags as $tag){
if(!isset($tag["outerHTML"])){
continue;
}
$tmphtml =
explode(
$tag["outerHTML"],
$tmphtml,
2
);
$value = $this->fuckhtml->getTextContent($tmphtml[0], false, false);
$this->appendtext($value, $answer, $i);
$type = null;
switch($tag["tagName"]){
case "code": $type = "inline_code"; break;
case "em": $type = "italic"; break;
case "blockquote": $type = "quote"; break;
default: $type = "text";
}
if($type !== null){
$value = $this->fuckhtml->getTextContent($tag, false, false);
if(trim($value) != ""){
$answer[] = [
"type" => $type,
"value" => rtrim($value)
];
$i++;
}
}
if(count($tmphtml) === 2){
$tmphtml = $tmphtml[1] . "\n";
}else{
break;
}
}
if(is_array($tmphtml)){
$tmphtml = $tmphtml[0];
}
if(strlen($tmphtml) !== 0){
$value = $this->fuckhtml->getTextContent($tmphtml, true, false);
$this->appendtext($value, $answer, $i);
}
break;
case "img":
$answer[] = [
"type" => "image",
"url" =>
$this->fuckhtml
->getTextContent(
$tag["attributes"]["src"]
)
];
$i++;
break;
case "pre":
switch($answer[$i - 1]["type"]){
case "text":
case "italic":
$answer[$i - 1]["value"] = rtrim($answer[$i - 1]["value"]);
break;
}
$answer[] =
[
"type" => "code",
"value" =>
rtrim(
$this->fuckhtml
->getTextContent(
$snippet,
true,
false
)
)
];
$i++;
break;
case "ol":
$o = 0;
$this->fuckhtml->load($snippet);
$li =
$this->fuckhtml
->getElementsByTagName("li");
foreach($li as $elem){
$o++;
$this->appendtext(
$o . ". " .
$this->fuckhtml
->getTextContent(
$elem
),
$answer,
$i
);
}
break;
}
}
if(
$i !== 0 &&
$answer[$i - 1]["type"] == "text"
){
$answer[$i - 1]["value"] = rtrim($answer[$i - 1]["value"]);
}
return $answer;
}
private function bstoutf8($bs){
return iconv("UTF-8", "ISO-8859-1//TRANSLIT", $bs);
}
private function limitnewlines($text){
preg_replace(
'/(?:[\n\r] *){2,}/m',
"\n\n",
$text
);
return $text;
}
private function sanitizeurl($url){
// check for domains w/out first short subdomain (ex: www.)
$domain = parse_url($url, PHP_URL_HOST);
$subdomain = preg_replace(
'/^[A-z0-9]{1,3}\./',
"",
$domain
);
switch($subdomain){
case "ebay.com.au":
case "ebay.at":
case "ebay.ca":
case "ebay.fr":
case "ebay.de":
case "ebay.com.hk":
case "ebay.ie":
case "ebay.it":
case "ebay.com.my":
case "ebay.nl":
case "ebay.ph":
case "ebay.pl":
case "ebay.com.sg":
case "ebay.es":
case "ebay.ch":
case "ebay.co.uk":
case "cafr.ebay.ca":
case "ebay.com":
case "community.ebay.com":
case "pages.ebay.com":
// remove ebay tracking elements
$old_params = parse_url($url, PHP_URL_QUERY);
parse_str($old_params, $params);
if(isset($params["mkevt"])){ unset($params["mkevt"]); }
if(isset($params["mkcid"])){ unset($params["mkcid"]); }
if(isset($params["mkrid"])){ unset($params["mkrid"]); }
if(isset($params["campid"])){ unset($params["campid"]); }
if(isset($params["customid"])){ unset($params["customid"]); }
if(isset($params["toolid"])){ unset($params["toolid"]); }
if(isset($params["_sop"])){ unset($params["_sop"]); }
if(isset($params["_dcat"])){ unset($params["_dcat"]); }
if(isset($params["epid"])){ unset($params["epid"]); }
if(isset($params["epid"])){ unset($params["oid"]); }
$params = http_build_query($params);
if(strlen($params) === 0){
$replace = "\?";
}else{
$replace = "";
}
$url = preg_replace(
"/" . $replace . preg_quote($old_params, "/") . "$/",
$params,
$url
);
break;
}
return $url;
}
private function number_format($number){
$number = explode(".", sprintf('%f', $number));
if(count($number) === 1){
return number_format((float)$number[0], 0, ",", ".");
}
return number_format((float)$number[0], 0, ",", "") . "." . (string)$number[1];
}
private function bingratio($width, $height){
$ratio = [
474 / $width,
474 / $height
];
if($ratio[0] < $ratio[1]){
$ratio = $ratio[0];
}else{
$ratio = $ratio[1];
}
return [
floor($width * $ratio),
floor($height * $ratio)
];
}
}