Android/folioreader/src/main/java/com/folioreader/ui/base/HtmlUtil.java

   1 package com.folioreader.ui.base;
   2
   3 import android.content.Context;
   4
   5 import com.folioreader.Config;
   6 import com.folioreader.Constants;
   7 import com.folioreader.R;
   8
   9 /**
  10  * @author gautam chibde on 14/6/17.
  11  */
  12
  13 public final class HtmlUtil {
  14
  15     /**
  16      * Function modifies input html string by adding extra css,js and font information.
  17      *
  18      * @param context     Activity Context
  19      * @param htmlContent input html raw data
  20      * @return modified raw html string
  21      */
  22     public static String getHtmlContent(Context context, String htmlContent, Config config) {
  23         String cssPath =
  24                 String.format(context.getString(R.string.css_tag), "file:///android_asset/css/Style.css");
  25
  26
  27         String jsPath = String.format(context.getString(R.string.script_tag),
  28                         "file:///android_asset/js/jsface.min.js");
  29         jsPath =
  30                 jsPath + String.format(context.getString(R.string.script_tag),
  31                         "file:///android_asset/js/jquery-3.1.1.min.js");
  32
  33         jsPath =
  34                 jsPath + String.format(context.getString(R.string.script_tag),
  35                         "file:///android_asset/js/rangy-core.js");
  36         jsPath =
  37                 jsPath + String.format(context.getString(R.string.script_tag),
  38                         "file:///android_asset/js/rangy-highlighter.js");
  39         jsPath =
  40                 jsPath + String.format(context.getString(R.string.script_tag),
  41                         "file:///android_asset/js/rangy-classapplier.js");
  42         jsPath =
  43                 jsPath + String.format(context.getString(R.string.script_tag),
  44                         "file:///android_asset/js/rangy-serializer.js");
  45         jsPath =
  46                 jsPath + String.format(context.getString(R.string.script_tag),
  47                         "file:///android_asset/js/rangy-serializer.js");
  48         jsPath =
  49                 jsPath + String.format(context.getString(R.string.script_tag),
  50                         "file:///android_asset/js/Bridge.js");
  51
  52         jsPath =
  53                 jsPath + String.format(context.getString(R.string.script_tag),
  54                         "file:///android_asset/android.selection.js");
  55         jsPath =
  56                 jsPath + String.format(context.getString(R.string.script_tag_method_call),
  57                         "setMediaOverlayStyleColors('#C0ED72','#C0ED72')");
  58
  59         String toInject = "\n" + cssPath + "\n" + jsPath + "\n</head>";
  60         htmlContent = htmlContent.replace("</head>", toInject);
  61
  62         String classes = "";
  63         switch (config.getFont()) {
  64             case Constants.FONT_EBGARAMOND:
  65                 classes = "garamond";
  66                 break;
  67             case Constants.FONT_LATO:
  68                 classes = "lato";
  69                 break;
  70             case Constants.FONT_LORA:
  71                 classes = "lora";
  72                 break;
  73             case Constants.FONT_RALEWAY:
  74                 classes = "raleway";
  75                 break;
  76             default:
  77                 break;
  78         }
  79
  80         if (config.isNightMode()) {
  81             classes += " nightMode";
  82         }
  83
  84         switch (config.getFontSize()) {
  85             case 0:
  86                 classes += " textSizeOne";
  87                 break;
  88             case 1:
  89                 classes += " textSizeTwo";
  90                 break;
  91             case 2:
  92                 classes += " textSizeThree";
  93                 break;
  94             case 3:
  95                 classes += " textSizeFour";
  96                 break;
  97             case 4:
  98                 classes += " textSizeFive";
  99                 break;
 100             default:
 101                 break;
 102         }
 103
 104         switch (config.getMarginSize()) {
 105             case 0:
 106                 classes += " marginSizeOne";
 107                 break;
 108             case 1:
 109                 classes += " marginSizeTwo";
 110                 break;
 111             case 2:
 112                 classes += " marginSizeThree";
 113                 break;
 114             case 3:
 115                 classes += " marginSizeFour";
 116                 break;
 117             case 4:
 118                 classes += " marginSizeFive";
 119                 break;
 120             default:
 121                 break;
 122         }
 123
 124         switch (config.getInterlineSize()) {
 125             case 0:
 126                 classes += " interlineSizeOne";
 127                 break;
 128             case 1:
 129                 classes += " interlineSizeTwo";
 130                 break;
 131             case 2:
 132                 classes += " interlineSizeThree";
 133                 break;
 134             case 3:
 135                 classes += " interlineSizeFour";
 136                 break;
 137             case 4:
 138                 classes += " interlineSizeFive";
 139                 break;
 140             default:
 141                 break;
 142         }
 143
 144         htmlContent = htmlContent.replace("<html ", "<html class=\"" + classes + "\" ");
 145         return htmlContent;
 146     }
 147 }