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<?php |
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namespace App\Models; |
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use GrahamCampbell\Markdown\Facades\Markdown; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Facades\DB; |
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class ProblemModel extends Model |
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{ |
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protected $table='problem'; |
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protected $primaryKey = 'pid'; |
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const UPDATED_AT = "update_date"; |
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public function detail($pcode, $cid=null) |
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{ |
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$prob_detail=DB::table($this->table)->where("pcode", $pcode)->first(); |
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// [Depreciated] Joint Query was depreciated here for code maintenance reasons |
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if (!is_null($prob_detail)) { |
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if($prob_detail["force_raw"]) { |
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$prob_detail["parsed"]=[ |
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"description"=>$prob_detail["description"], |
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"input"=>$prob_detail["input"], |
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"output"=>$prob_detail["output"], |
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"note"=>$prob_detail["note"] |
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]; |
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} elseif ($prob_detail["markdown"]) { |
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$prob_detail["parsed"]=[ |
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"description"=>clean(Markdown::convertToHtml($prob_detail["description"])), |
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"input"=>clean(Markdown::convertToHtml($prob_detail["input"])), |
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"output"=>clean(Markdown::convertToHtml($prob_detail["output"])), |
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"note"=>clean(Markdown::convertToHtml($prob_detail["note"])) |
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]; |
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} else { |
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$prob_detail["parsed"]=[ |
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"description"=>$prob_detail["description"], |
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"input"=>$prob_detail["input"], |
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"output"=>$prob_detail["output"], |
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"note"=>$prob_detail["note"] |
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]; |
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} |
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$prob_detail["update_date"]=date_format(date_create($prob_detail["update_date"]), 'm/d/Y H:i:s'); |
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$prob_detail["oj_detail"]=DB::table("oj")->where("oid", $prob_detail["OJ"])->first(); |
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$prob_detail["samples"]=DB::table("problem_sample")->where("pid", $prob_detail["pid"])->get()->all(); |
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$prob_detail["tags"]=DB::table("problem_tag")->where("pid", $prob_detail["pid"])->get()->all(); |
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if ($cid) { |
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$frozen_time=strtotime(DB::table("contest")->where(["cid"=>$cid])->select("end_time")->first()["end_time"]); |
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$prob_stat=DB::table("submission")->select( |
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DB::raw("count(sid) as submission_count"), |
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DB::raw("sum(verdict='accepted') as passed_count"), |
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DB::raw("sum(verdict='accepted')/count(sid)*100 as ac_rate") |
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)->where([ |
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"pid"=>$prob_detail["pid"], |
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"cid"=>$cid, |
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])->where("submission_date", "<", $frozen_time)->first(); |
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$prob_detail["points"]=DB::table("contest_problem")->where(["cid"=>$cid, "pid"=>$prob_detail["pid"]])->select("points")->first()["points"]; |
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} else { |
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$prob_stat=DB::table("submission")->select( |
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DB::raw("count(sid) as submission_count"), |
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DB::raw("sum(verdict='accepted') as passed_count"), |
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DB::raw("sum(verdict='accepted')/count(sid)*100 as ac_rate") |
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)->where(["pid"=>$prob_detail["pid"]])->first(); |
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$prob_detail["points"]=0; |
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} |
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if ($prob_stat["submission_count"]==0) { |
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$prob_detail["submission_count"]=0; |
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$prob_detail["passed_count"]=0; |
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$prob_detail["ac_rate"]=0; |
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} else { |
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$prob_detail["submission_count"]=$prob_stat["submission_count"]; |
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$prob_detail["passed_count"]=$prob_stat["passed_count"]; |
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$prob_detail["ac_rate"]=round($prob_stat["ac_rate"], 2); |
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} |
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} |
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return $prob_detail; |
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} |
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public function basic($pid) |
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{ |
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return DB::table($this->table)->where("pid", $pid)->first(); |
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} |
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public function tags() |
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{ |
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return DB::table("problem_tag")->groupBy('tag')->select("tag", DB::raw('count(*) as tag_count'))->orderBy('tag_count', 'desc')->limit(12)->get()->all(); |
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} |
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public function ojs() |
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{ |
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return DB::table("oj")->orderBy('oid', 'asc')->limit(12)->get()->all(); |
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} |
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public function ojdetail($oid) |
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{ |
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return DB::table("oj")->where('oid', $oid)->first(); |
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} |
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public function isBlocked($pid, $cid=null) |
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{ |
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$conflictContests=DB::table("contest") |
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->join("contest_problem", "contest.cid", "=", "contest_problem.cid") |
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->where("end_time", ">", date("Y-m-d H:i:s")) |
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->where(["verified"=>1, "pid"=>$pid]) |
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->select(["contest_problem.cid as cid"]) |
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->get() |
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->all(); |
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if (empty($conflictContests)) { |
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return false; |
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} |
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foreach ($conflictContests as $c) { |
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if ($cid==$c["cid"]) { |
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return false; |
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} |
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} |
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// header("HTTP/1.1 403 Forbidden"); |
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// exit(); |
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return true; |
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} |
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public function list($filter) |
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{ |
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// $prob_list = DB::table($this->table)->select("pid","pcode","title")->get()->all(); // return a array |
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$preQuery=DB::table($this->table); |
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if ($filter['oj']) { |
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$preQuery=$preQuery->where(["OJ"=>$filter['oj']]); |
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} |
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if ($filter['tag']) { |
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$preQuery=$preQuery->join("problem_tag", "problem.pid", "=", "problem_tag.pid")->where(["tag"=>$filter['tag']]); |
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} |
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$paginator=$preQuery->select("problem.pid as pid", "pcode", "title")->paginate(20); |
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$prob_list=$paginator->all(); |
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if (empty($prob_list)) { |
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return null; |
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} |
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foreach ($prob_list as &$p) { |
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$prob_stat=DB::table("submission")->select( |
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DB::raw("count(sid) as submission_count"), |
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DB::raw("sum(verdict='accepted') as passed_count"), |
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DB::raw("sum(verdict='accepted')/count(sid)*100 as ac_rate") |
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)->where(["pid"=>$p["pid"]])->first(); |
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if ($prob_stat["submission_count"]==0) { |
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$p["submission_count"]=0; |
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$p["passed_count"]=0; |
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$p["ac_rate"]=0; |
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} else { |
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$p["submission_count"]=$prob_stat["submission_count"]; |
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$p["passed_count"]=$prob_stat["passed_count"]; |
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$p["ac_rate"]=round($prob_stat["ac_rate"], 2); |
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} |
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} |
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return [ |
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'paginator' => $paginator, |
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'problems' => $prob_list, |
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]; |
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} |
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public function existPCode($pcode) |
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{ |
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$temp=DB::table($this->table)->where(["pcode"=>$pcode])->select("pcode")->first(); |
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return empty($temp) ? null : $temp["pcode"]; |
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} |
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public function pid($pcode) |
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{ |
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$temp=DB::table($this->table)->where(["pcode"=>$pcode])->select("pid")->first(); |
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return empty($temp) ? 0 : $temp["pid"]; |
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} |
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public function pcode($pid) |
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{ |
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$temp=DB::table($this->table)->where(["pid"=>$pid])->select("pcode")->first(); |
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return empty($temp) ? 0 : $temp["pcode"]; |
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} |
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public function ocode($pid) |
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{ |
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$temp=DB::table($this->table)->where(["pid"=>$pid])->select("OJ as oid")->first(); |
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return empty($temp) ? null : DB::table("oj")->where(["oid"=>$temp["oid"]])->select("ocode")->first()["ocode"]; |
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} |
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public function oid($pid) |
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{ |
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return DB::table($this->table)->where(["pid"=>$pid])->select("OJ as oid")->first()["oid"]; |
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} |
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public function clearTags($pid) |
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{ |
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DB::table("problem_tag")->where(["pid"=>$pid])->delete(); |
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return true; |
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} |
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public function addTags($pid, $tag) |
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{ |
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DB::table("problem_tag")->insert(["pid"=>$pid, "tag"=>$tag]); |
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return true; |
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} |
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public function getSolvedCount($oid) |
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{ |
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return DB::table($this->table)->select("pid", "solved_count")->where(["OJ"=>$oid])->get()->all(); |
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} |
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public function updateDifficulty($pid, $diff_level) |
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{ |
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DB::table("problem_tag")->where(["pid"=>$pid])->update(["difficulty"=>$diff_level]); |
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return true; |
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} |
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public function insertProblem($data) |
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{ |
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$pid=DB::table($this->table)->insertGetId([ |
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'difficulty'=>-1, |
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'file'=>$data['file'], |
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'title'=>$data['title'], |
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'time_limit'=>$data['time_limit'], |
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'memory_limit'=>$data['memory_limit'], |
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'OJ'=>$data['OJ'], |
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'description'=>$data['description'], |
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'input'=>$data['input'], |
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'output'=>$data['output'], |
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'note'=>$data['note'], |
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'input_type'=>$data['input_type'], |
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'output_type'=>$data['output_type'], |
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'pcode'=>$data['pcode'], |
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'contest_id'=>$data['contest_id'], |
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'index_id'=>$data['index_id'], |
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'origin'=>$data['origin'], |
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'source'=>$data['source'], |
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'solved_count'=>$data['solved_count'], |
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'update_date'=>date("Y-m-d H:i:s"), |
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'tot_score'=>$data['tot_score'], |
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'partial'=>$data['partial'], |
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'markdown'=>$data['markdown'], |
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'special_compiler'=>$data['special_compiler'], |
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]); |
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if (!empty($data["sample"])) { |
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foreach ($data["sample"] as $d) { |
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DB::table("problem_sample")->insert([ |
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'pid'=>$pid, |
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'sample_input'=>$d['sample_input'], |
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'sample_output'=>$d['sample_output'], |
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]); |
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} |
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} |
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return $pid; |
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} |
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public function updateProblem($data) |
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{ |
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DB::table($this->table)->where(["pcode"=>$data['pcode']])->update([ |
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'difficulty'=>-1, |
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'file'=>$data['file'], |
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'title'=>$data['title'], |
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'time_limit'=>$data['time_limit'], |
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'memory_limit'=>$data['memory_limit'], |
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'OJ'=>$data['OJ'], |
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'description'=>$data['description'], |
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'input'=>$data['input'], |
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'output'=>$data['output'], |
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'note'=>$data['note'], |
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'input_type'=>$data['input_type'], |
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'output_type'=>$data['output_type'], |
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'contest_id'=>$data['contest_id'], |
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'index_id'=>$data['index_id'], |
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'origin'=>$data['origin'], |
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'source'=>$data['source'], |
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'solved_count'=>$data['solved_count'], |
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'update_date'=>date("Y-m-d H:i:s"), |
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'tot_score'=>$data['tot_score'], |
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'partial'=>$data['partial'], |
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'markdown'=>$data['markdown'], |
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'special_compiler'=>$data['special_compiler'], |
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]); |
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$pid=$this->pid($data['pcode']); |
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DB::table("problem_sample")->where(["pid"=>$pid])->delete(); |
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if (!empty($data["sample"])) { |
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foreach ($data["sample"] as $d) { |
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DB::table("problem_sample")->insert([ |
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'pid'=>$pid, |
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'sample_input'=>$d['sample_input'], |
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'sample_output'=>$d['sample_output'], |
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]); |
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} |
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} |
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return $pid; |
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} |
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} |
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