lib/db.php

   1 <?php
   2 class DB extends SQLite3 {
   3   function __construct(){
   4     $this->open(CONFIG_DB);
   5   }
   6   function checkUser($username, $password){
   7     global $log;
   8     $stmt=$this->prepare("SELECT hash FROM users WHERE user=:user");
   9     $stmt->bindValue(":user", $username);
  10     $result=$stmt->execute();
  11     $hash=$result->fetchArray();
  12     if($hash){
  13       return(password_verify($password, $hash["hash"]));
  14     }
  15     else{
  16       return(false);
  17     }
  18   }
  19   function getGroup($username){
  20     global $log;
  21     $stmt=$this->prepare("SELECT usergroup FROM users WHERE user=:user");
  22     $stmt->bindValue(":user", $username);
  23     $result=$stmt->execute();
  24     return($result);
  25   }
  26   function getDepartment($username){
  27     global $log;
  28     $stmt=$this->prepare("SELECT department FROM users WHERE user=:user");
  29     $stmt->bindValue(":user", $username);
  30     $result=$stmt->execute();
  31     return($result);
  32   }
  33   function admit($post){
  34     global $log;
  35     if(!checkAccess("admission", "dbSet")) return false;
  36     $query=$this->prepare("SELECT count(rowid) FROM patients WHERE pid=:pid");
  37     $query->bindValue(":pid", $post["pid"]);
  38     $exist=$query->execute();
  39     if($exist->fetchArray()[0]==0){
  40       $stmt=$this->prepare("INSERT INTO patients (pid,name,age,sex,status,vp,ward,bed,data) VALUES (:pid,:name,:age,:sex,:status,:vp,:ward,:bed,:data);");
  41     }
  42     else{
  43       $stmt=$this->prepare("UPDATE patients SET name=:name,age=:age,sex=:sex,ward=:ward,bed=:bed,vp=:vp,data=:data WHERE pid=:pid;");
  44     }
  45     $stmt->bindValue(":pid", $post["pid"]);
  46     $stmt->bindValue(":name", $post["name"]);
  47     $stmt->bindValue(":age", $post["age"]);
  48     $stmt->bindValue(":sex", $post["sex"]);
  49     $stmt->bindValue(":status", "admitted");
  50     $stmt->bindValue(":ward", $post["ward"]);
  51     $stmt->bindValue(":bed", $post["bed"]);
  52     $stmt->bindValue(":vp", $post["vp"]);
  53     $stmt->bindValue(":data", json_encode($post));
  54     $stmt->execute();
  55     $log->log($post["pid"], "admit", json_encode($post));
  56   }
  57   function editCase($pid, $diagnosis, $summary){
  58     global $log;
  59     if(!checkAccess("history", "dbSet")) return false;
  60     $stmt=$this->prepare("UPDATE patients SET diagnosis=:diagnosis,summary=:summary WHERE pid=:pid;");
  61     $stmt->bindValue(":pid", $pid);
  62     $stmt->bindValue(":diagnosis", $diagnosis);
  63     $stmt->bindValue(":summary", $summary);
  64     $stmt->execute();
  65     $log->log($pid, "case_edit", json_encode([$diagnosis, $summary]));
  66   }
  67   function updateHistory($post, $pid){
  68     global $log;
  69     if(!checkAccess("history", "dbSet:")) return false;
  70     $stmt=$this->prepare("UPDATE patients SET history=:history WHERE pid=:pid;");
  71     $stmt->bindValue(":history", json_encode($post));
  72     $stmt->bindValue(":pid", $pid);
  73     $stmt->execute();
  74     $log->log($pid, "history", json_encode($post));
  75   }
  76   function addPhysician($post, $pid){
  77     global $log;
  78     if(!checkAccess("physician", "dbSet")) return false;
  79     $stmt=$this->prepare("INSERT INTO physician (pid, time, data) VALUES (:pid, :time, :data);");
  80     $stmt->bindValue(":pid", $pid);
  81     $stmt->bindValue(":time", strtotime($post["date"].$post["time"]));
  82     $stmt->bindValue(":data", json_encode($post));
  83     $stmt->execute();
  84     $log->log($pid, "physician_note", json_encode($post));
  85   }
  86   function editPhysician($post, $pid, $id){
  87     global $log;
  88     if(!checkAccess("physician", "dbSet")) return false;
  89     $stmt=$this->prepare("UPDATE physician SET time=:time,data=:data WHERE pid=:pid AND rowid=:id;");
  90     $stmt->bindValue(":pid", $pid);
  91     $stmt->bindValue(":id", $id);
  92     $stmt->bindValue(":time", strtotime($post["date"].$post["time"]));
  93     $stmt->bindValue(":data", json_encode($post));
  94     $stmt->execute();
  95     $log->log($pid, "edit_physician_note", json_encode($post));
  96   }
  97   function addNursing($post, $pid){
  98     global $log;
  99     if(!checkAccess("nursing", "dbSet")) return false;
 100     $stmt=$this->prepare("INSERT INTO nursing (pid, time, data) VALUES (:pid, :time, :data);");
 101     $stmt->bindValue(":pid", $pid);
 102     $stmt->bindValue(":time", strtotime($post["date"].$post["time"]));
 103     $stmt->bindValue(":data", json_encode($post));
 104     $stmt->execute();
 105     $log->log($pid, "nursing_note", json_encode($post));
 106   }
 107   function editNursing($post, $pid, $id){
 108     global $log;
 109     if(!checkAccess("nursing", "dbSet")) return false;
 110     $stmt=$this->prepare("UPDATE nursing SET time=:time,data=:data WHERE pid=:pid AND rowid=:id;");
 111     $stmt->bindValue(":pid", $pid);
 112     $stmt->bindValue(":id", $id);
 113     $stmt->bindValue(":time", strtotime($post["date"].$post["time"]));
 114     $stmt->bindValue(":data", json_encode($post));
 115     $stmt->execute();
 116     $log->log($pid, "edit_nursing_note", json_encode($post));
 117   }
 118   function addReport($post, $pid, $form){
 119     global $log;
 120     if(!checkAccess("report", "dbSet")) return false;
 121     $stmt=$this->prepare("INSERT INTO reports (pid, time, form, data) VALUES (:pid, :time, :form, :data);");
 122     $stmt->bindValue(":pid", $pid);
 123     if(!empty($post["time"])){
 124       $stmt->bindValue(":time", strtotime($post["date"].$post["time"]));
 125     }
 126     else{
 127       $stmt->bindValue(":time", strtotime($post["date"]));
 128     }
 129     $stmt->bindValue(":form", $post["form"]);
 130     $stmt->bindValue(":data", json_encode($post));
 131     $stmt->execute();
 132     $log->log($pid, "report_added", json_encode($post));
 133   }
 134   function editReport($post, $pid, $id, $form){
 135     global $log;
 136     if(!checkAccess("report", "dbSet")) return false;
 137     $stmt=$this->prepare("UPDATE reports SET time=:time,data=:data WHERE pid=:pid AND rowid=:id;");
 138     $stmt->bindValue(":pid", $pid);
 139     $stmt->bindValue(":id", $id);
 140     if(!empty($post["time"])){
 141       $stmt->bindValue(":time", strtotime($post["date"].$post["time"]));
 142     }
 143     else{
 144       $stmt->bindValue(":time", strtotime($post["date"]));
 145     }
 146     $stmt->bindValue(":data", json_encode($post));
 147     $stmt->execute();
 148     $log->log($pid, "report_edited", json_encode($post));
 149   }
 150   function addDrug($pid, $drug, $dose, $route, $frequency, $date, $time, $duration, $addl){
 151     global $log;
 152     if(!checkAccess("treatment", "dbSet")) return false;
 153     $stmt=$this->prepare("INSERT INTO treatment (pid, drug, dose, route, frequency, start, duration, omit, addl) VALUES (:pid, :drug, :dose, :route, :frequency, :start, :duration, :omit, :addl);");
 154     $stmt->bindValue(":pid", $pid);
 155     $stmt->bindValue(":drug", $drug);
 156     $stmt->bindValue(":dose", $dose);
 157     $stmt->bindValue(":route", $route);
 158     $stmt->bindValue(":frequency", $frequency);
 159     $stmt->bindValue(":start", strtotime($date." ".$time));
 160     $stmt->bindValue(":duration", $duration);
 161     $stmt->bindValue(":addl", $addl);
 162     $stmt->bindValue(":omit", false);
 163     $stmt->execute();
 164     $log->log($pid, "drug_added", json_encode([$drug,$dose,$route,$frequency,$date,$time,$duration,$addl]));
 165   }
 166   function omitDrug($id, $date, $time){
 167     global $log;
 168     if(!checkAccess("treatment", "dbSet")) return false;
 169     $stmt=$this->prepare("UPDATE treatment SET end=:end,omit=:omit WHERE rowid=:id;");
 170     $stmt->bindValue(":end", strtotime($date." ".$time));
 171     $stmt->bindValue(":omit", true);
 172     $stmt->bindValue(":id", $id);
 173     $stmt->execute();
 174     $log->log(null, "drug_omitted", $id);
 175   }
 176   function giveDrug($id, $given){
 177     global $log;
 178     if(!checkAccess("nursing", "dbSet")) return false;
 179     $stmt=$this->prepare("UPDATE treatment SET administer=:given WHERE rowid=:id;");
 180     $stmt->bindValue(":given", $given);
 181     $stmt->bindValue(":id", $id);
 182     $stmt->execute();
 183     $log->log(null, "drug_given", $id);
 184   }
 185   function addRequisition($pid, $test, $sample, $date, $time, $room, $form){
 186     global $log;
 187     if(!checkAccess("requisition", "dbSet")) return false;
 188     $stmt=$this->prepare("INSERT INTO requisition (pid, test, sample, time, room, form, status) VALUES (:pid, :test, :sample, :time, :room, :form, :status);");
 189     $stmt->bindValue(":pid", $pid);
 190     $stmt->bindValue(":test", $test);
 191     $stmt->bindValue(":sample", $sample);
 192     $stmt->bindValue(":time", strtotime($date." ".$time));
 193     $stmt->bindValue(":room", $room);
 194     $stmt->bindValue(":form", $form);
 195     $stmt->bindValue(":status", "active");
 196     $stmt->execute();
 197     $log->log($pid, "requisition_added", json_encode([$test,$room,$form]));
 198   }
 199   function omitRequisition($id){
 200     global $log;
 201     if(!checkAccess("requisition", "dbSet")) return false;
 202     $stmt=$this->prepare("UPDATE requisition SET status=:status WHERE rowid=:id;");
 203     $stmt->bindValue(":status", "done");
 204     $stmt->bindValue(":id", $id);
 205     $stmt->execute();
 206     $log->log(null, "requisition_removed", $id);
 207   }
 208   function addAdvice($pid, $drug, $dose, $route, $frequency, $duration, $addl){
 209     global $log;
 210     if(!checkAccess("discharge", "dbSet")) return false;
 211     $stmt=$this->prepare("INSERT INTO discharge (pid, drug, dose, route, frequency, duration, addl) VALUES (:pid, :drug, :dose, :route, :frequency, :duration, :addl);");
 212     $stmt->bindValue(":pid", $pid);
 213     $stmt->bindValue(":drug", $drug);
 214     $stmt->bindValue(":dose", $dose);
 215     $stmt->bindValue(":route", $route);
 216     $stmt->bindValue(":frequency", $frequency);
 217     $stmt->bindValue(":duration", $duration);
 218     $stmt->bindValue(":addl", $addl);
 219     $stmt->execute();
 220   }
 221   function deleteAdvice($id){
 222     global $log;
 223     if(!checkAccess("discharge", "dbSet")) return false;
 224     $stmt=$this->prepare("DELETE FROM discharge WHERE rowid=:id;");
 225     $stmt->bindValue(":id", $id);
 226     $stmt->execute();
 227   }
 228   function setDischarged($pid){
 229     global $log;
 230     if(!checkAccess("discharge", "dbSet")) return false;
 231     $stmt=$this->prepare("UPDATE patients SET status=:discharged WHERE pid=:pid;");
 232     $stmt->bindValue(":pid", $pid);
 233     $stmt->bindValue(":discharged", "discharged");
 234     $stmt->execute();
 235     $log->log($pid, "discharged", null);
 236   }
 237   function setDead($pid, $post){
 238     global $log;
 239     if(!checkAccess("death", "dbSet")) return false;
 240     $stmt=$this->prepare("INSERT INTO death (pid, time, data) VALUES (:pid, :time, :data);");
 241     $stmt->bindValue(":pid", $pid);
 242     $stmt->bindValue(":time", strtotime($post["date"].$post["time"]));
 243     $stmt->bindValue(":data", json_encode($post));
 244     $stmt->execute();
 245     $stmt=$this->prepare("UPDATE patients SET status='expired' WHERE pid=:pid;");
 246     $stmt->bindValue(":pid", $pid);
 247     $stmt->execute();
 248     $log->log($pid, "death_declare", json_encode($post));
 249   }
 250   function getDrugs($pid){
 251     global $log;
 252     if(!checkAccess("treatment", "dbGet")) return false;
 253     $stmt=$this->prepare("SELECT rowid,* FROM treatment WHERE pid=:pid;");
 254     $stmt->bindValue(":pid", $pid);
 255     $result=$stmt->execute();
 256     return($result);
 257   }
 258   function getAdminister($pid){
 259     global $log;
 260     if(!checkAccess("nursing", "dbGet")) return false;
 261     $stmt=$this->prepare("SELECT rowid,administer FROM treatment WHERE pid=:pid;");
 262     $stmt->bindValue(":pid", $pid);
 263     $result=$stmt->execute();
 264     return($result);
 265   }
 266   function getRequisitions($pid){
 267     global $log;
 268     if(!checkAccess("requisition", "dbGet")) return false;
 269     $stmt=$this->prepare("SELECT rowid,* FROM requisition WHERE pid=:pid AND status=:status ORDER BY room;");
 270     $stmt->bindValue(":pid", $pid);
 271     $stmt->bindValue(":status", "active");
 272     $result=$stmt->execute();
 273     return($result);
 274   }
 275   function getAdvice($pid){
 276     global $log;
 277     if(!checkAccess("discharge", "dbGet")) return false;
 278     $stmt=$this->prepare("SELECT rowid,* FROM discharge WHERE pid=:pid;");
 279     $stmt->bindValue(":pid", $pid);
 280     $result=$stmt->execute();
 281     return($result);
 282   }
 283   function getName($pid){
 284     global $log;
 285     if(!checkAccess("info", "dbGet")) return false;
 286     $stmt=$this->prepare("SELECT name FROM patients WHERE pid=:pid;");
 287     $stmt->bindValue(":pid", $pid);
 288     $result=$stmt->execute();
 289     return($result);
 290   }
 291   function getAge($pid){
 292     global $log;
 293     if(!checkAccess("info", "dbGet")) return false;
 294     $stmt=$this->prepare("SELECT age FROM patients WHERE pid=:pid;");
 295     $stmt->bindValue(":pid", $pid);
 296     $result=$stmt->execute();
 297     return($result);
 298   }
 299   function getSex($pid){
 300     global $log;
 301     if(!checkAccess("info", "dbGet")) return false;
 302     $stmt=$this->prepare("SELECT sex FROM patients WHERE pid=:pid;");
 303     $stmt->bindValue(":pid", $pid);
 304     $result=$stmt->execute();
 305     return($result);
 306   }
 307   function getWard($pid){
 308     global $log;
 309     if(!checkAccess("info", "dbGet")) return false;
 310     $stmt=$this->prepare("SELECT ward FROM patients WHERE pid=:pid;");
 311     $stmt->bindValue(":pid", $pid);
 312     $result=$stmt->execute();
 313     return($result);
 314   }
 315   function getBed($pid){
 316     global $log;
 317     if(!checkAccess("info", "dbGet")) return false;
 318     $stmt=$this->prepare("SELECT bed FROM patients WHERE pid=:pid;");
 319     $stmt->bindValue(":pid", $pid);
 320     $result=$stmt->execute();
 321     return($result);
 322   }
 323   function getStatus($pid){
 324     global $log;
 325     if(!checkAccess("info", "dbGet")) return false;
 326     $stmt=$this->prepare("SELECT status FROM patients WHERE pid=:pid;");
 327     $stmt->bindValue(":pid", $pid);
 328     $result=$stmt->execute();
 329     return($result);
 330   }
 331   function getDiagnosis($pid){
 332     global $log;
 333     if(!checkAccess("diagnosis", "dbGet")) return false;
 334     $stmt=$this->prepare("SELECT diagnosis FROM patients WHERE pid=:pid;");
 335     $stmt->bindValue(":pid", $pid);
 336     $result=$stmt->execute();
 337     return($result);
 338   }
 339   function getPatientList(){
 340     global $log;
 341     if(!checkAccess("info", "dbGet")) return false;
 342     $stmt=$this->prepare("SELECT pid,ward,bed,name,diagnosis FROM patients;");
 343     $result=$stmt->execute();
 344     return($result);
 345   }
 346   function getRequisitionList(){
 347     global $log;
 348     if(!checkAccess("requisition", "dbGet")) return false;
 349     $stmt=$this->prepare("SELECT rowid,pid,test,sample,room,time,form FROM requisition WHERE status=:active;");
 350     $stmt->bindValue(":active", "active");
 351     $result=$stmt->execute();
 352     return($result);
 353   }
 354   function getForm($id){
 355     global $log;
 356     if(!checkAccess("report", "dbGet")) return false;
 357     $stmt=$this->prepare("SELECT form FROM reports WHERE rowid=:id;");
 358     $stmt->bindValue(":id", $id);
 359     $result=$stmt->execute();
 360     return($result);
 361   }
 362   function getAdmission($pid){
 363     global $log;
 364     if(!checkAccess("admission", "dbGet")) return false;
 365     $stmt=$this->prepare("SELECT admission FROM patients WHERE pid=:pid;");
 366     $stmt->bindValue(":pid", $pid);
 367     $result=$stmt->execute();
 368     return($result);
 369   }
 370   function getAdmissionData($pid){
 371     global $log;
 372     if(!checkAccess("admission", "dbGet")) return false;
 373     $stmt=$this->prepare("SELECT data FROM patients WHERE pid=:pid;");
 374     $stmt->bindValue(":pid", $pid);
 375     $result=$stmt->execute();
 376     return($result);
 377   }
 378   function getDeparture($pid){
 379     global $log;
 380     if(!checkAccess("admission", "dbGet")) return false;
 381     $stmt=$this->prepare("SELECT departure FROM patients WHERE pid=:pid;");
 382     $stmt->bindValue(":pid", $pid);
 383     $result=$stmt->execute();
 384     return($result);
 385   }
 386   function getSummary($pid){
 387     global $log;
 388     if(!checkAccess("summary", "dbGet")) return false;
 389     $stmt=$this->prepare("SELECT summary FROM patients WHERE pid=:pid;");
 390     $stmt->bindValue(":pid", $pid);
 391     $result=$stmt->execute();
 392     return($result);
 393   }
 394   function getHistory($pid){
 395     global $log;
 396     if(!checkAccess("history", "dbGet")) return false;
 397     $stmt=$this->prepare("SELECT history FROM patients WHERE pid=:pid;");
 398     $stmt->bindValue(":pid", $pid);
 399     $result=$stmt->execute();
 400     return($result);
 401   }
 402   function getData($pid, $id, $cat){
 403     global $log;
 404     if($cat=="physician"){
 405       if(!checkAccess("physician", "dbGet")) return false;
 406       $stmt=$this->prepare("SELECT data FROM physician WHERE pid=:pid AND rowid=:id ORDER BY time DESC;");
 407     } elseif($cat=="nursing"){
 408       if(!checkAccess("nursing", "dbGet")) return false;
 409       $stmt=$this->prepare("SELECT data FROM nursing WHERE pid=:pid AND rowid=:id ORDER BY time DESC;");
 410     } elseif($cat=="reports"){
 411       if(!checkAccess("report", "dbGet")) return false;
 412       $stmt=$this->prepare("SELECT form,data FROM reports WHERE pid=:pid AND rowid=:id ORDER BY time DESC;");
 413     } else{
 414       return(false);
 415     }
 416     $stmt->bindValue(":pid", $pid);
 417     $stmt->bindValue(":id", $id);
 418     $result=$stmt->execute();
 419     return($result);
 420   }
 421   function getAllData($pid, $cat){
 422     global $log;
 423     if($cat=="physician"){
 424       if(!checkAccess("physician", "dbGet")) return false;
 425       $stmt=$this->prepare("SELECT rowid,data FROM physician WHERE pid=:pid ORDER BY time DESC;");
 426     } elseif($cat=="nursing"){
 427       if(!checkAccess("nursing", "dbGet")) return false;
 428       $stmt=$this->prepare("SELECT rowid,data FROM nursing WHERE pid=:pid ORDER BY time DESC;");
 429     } elseif($cat=="reports"){
 430       if(!checkAccess("report", "dbGet")) return false;
 431       $stmt=$this->prepare("SELECT rowid,form,data FROM reports WHERE pid=:pid ORDER BY time DESC;");
 432     } elseif($cat=="info"){
 433       if(!checkAccess("info", "dbGet")) return false;
 434       $stmt=$this->prepare("SELECT rowid,data FROM patients WHERE pid=:pid ORDER BY time DESC;");
 435     } elseif($cat=="history"){
 436       if(!checkAccess("history", "dbGet")) return false;
 437       $stmt=$this->prepare("SELECT rowid,history FROM patients WHERE pid=:pid ORDER BY time DESC;");
 438     } else{
 439       return(false);
 440     }
 441     $stmt->bindValue(":pid", $pid);
 442     $result=$stmt->execute();
 443     return($result);
 444   }
 445 }
 446 $db = new DB();
 447 ?>