lib/dblib.js

   1 // Library for Dragonblocks
   2 class dblib{
   3         static center(elem){
   4                 elem.style.left = elem.parentNode.clientWidth / 2 - parseInt(elem.clientWidth) / 2 + "px";
   5         }
   6         static centerVertical(elem){
   7                 let parent = elem.parentNode;
   8                 if (parent == document.body)
   9                         parent = document.documentElement;
  10                 elem.style.top = parent.clientHeight / 2 - parseInt(elem.clientHeight) / 2 + "px";
  11         }
  12         static remove(elem){
  13                 if(elem)
  14                         elem.parentNode.removeChild(elem);
  15         }
  16         static random(min, max){
  17                 return Math.floor(min + Math.random() * (max - min + 1));
  18         }
  19         static humanFormat(str){
  20                 var str = str.replace("_", " ");
  21                 str = str[0].toUpperCase() + str.slice(1, str.length);
  22                 return str;
  23         }
  24         static copy(dest, src){
  25                 for(let prop in src){
  26                         if(src[prop] instanceof Array){
  27                                 dest[prop] = [];
  28                                 this.copy(dest[prop], src[prop]);
  29                         }
  30                         else if(src[prop] instanceof Function){
  31                                 dest[prop] = src[prop];
  32                         }
  33                         else if(src[prop] instanceof Object){
  34                                 dest[prop] = {};
  35                                 this.copy(dest[prop], src[prop]);
  36                         }
  37                         else{
  38                                 dest[prop] = src[prop];
  39                         }
  40                 }
  41         }
  42         static copySimple(dest, src){
  43                 for(let prop in src){
  44                         dest[prop] = src[prop];
  45                 }
  46         }
  47         static htmlEntities(str){
  48                 return str.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;').replace(/\n/g, "<br>").replace(/\t/g, "&emsp;&emsp;").replace(/ /g, "&ensp;");
  49         }
  50         static removeTmp(src){
  51                 let obj = {};
  52                 if(src instanceof Array)
  53                         obj = [];
  54                 dblib.copy(obj, src);
  55                 for(let prop in obj){
  56                         if(obj[prop].tmp)
  57                                 delete obj[prop].tmp
  58                 }
  59                 return obj;
  60         }
  61         static replaceRecursive(src, search, replace){
  62                 let obj = {};
  63                 if(src instanceof Array)
  64                         obj = [];
  65                 dblib.copySimple(obj, src);
  66                 for(let prop in obj){
  67                         if(obj[prop] === search)
  68                                 obj[prop] = replace;
  69                         else if(obj[prop] instanceof Object)
  70                                 obj[prop] = this.replaceRecursive(obj[prop], search, replace);
  71                 }
  72                 return obj;
  73         }
  74 }