misc/xgen/src/main/java/org/onap/aaf/misc/xgen/html/JSGen.java

   1 /**
   2  * ============LICENSE_START====================================================
   3  * org.onap.aaf
   4  * ===========================================================================
   5  * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
   6  * ===========================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END====================================================
  19  *
  20  */
  21
  22 package org.onap.aaf.misc.xgen.html;
  23
  24 import java.io.BufferedReader;
  25 import java.io.FileReader;
  26 import java.io.IOException;
  27
  28 import org.onap.aaf.misc.env.util.IndentPrintWriter;
  29 import org.onap.aaf.misc.xgen.Back;
  30 import org.onap.aaf.misc.xgen.Mark;
  31
  32
  33 public class JSGen {
  34         private HTMLGen htmlGen;
  35         private IndentPrintWriter ipw;
  36         private Mark mark;
  37
  38         public JSGen(Mark mark, HTMLGen hg) {
  39                 this.mark = mark==null?new Mark():mark;
  40                 hg.incr(this.mark, "script", "language=javascript", "type=text/javascript");
  41                 htmlGen = hg;
  42                 ipw = hg.getWriter();
  43         }
  44
  45         public JSGen inline(String filename, int tabstop) throws IOException {
  46                 BufferedReader br = new BufferedReader(new FileReader(filename));
  47                 int indent = htmlGen.getIndent();
  48                 try {
  49                         boolean pretty = htmlGen.pretty;
  50                         String line, el;
  51                         int l, end;
  52                         while((line=br.readLine())!=null) {
  53                                 if(pretty) {
  54                                         String[] elements = line.split("\t");
  55
  56                                         for(int i=0; i<elements.length;++i) {
  57                                                 el = elements[i];
  58                                                 l = el.length();
  59                                                 if(l==0) {// was a Tab
  60                                                         ipw.print("  ");
  61                                                 } else {
  62                                                         el = el.trim();
  63                                                         l = l-el.length();
  64                                                         end = l/tabstop;
  65                                                         for(int j=0;j<end;++j) {
  66                                                                 ipw.print("  ");
  67                                                         }
  68                                                         end = l%tabstop;
  69                                                         for(int j=0;j<end;++j) {
  70                                                                 ipw.print(' ');
  71                                                         }
  72                                                         if(i>0) ipw.print(' ');
  73                                                                 ipw.print(el);
  74                                                         }
  75                                         }
  76                                         ipw.println();
  77                                 } else {
  78                                         ipw.print(line.trim());
  79                                 }
  80                         }
  81                 } finally {
  82                         htmlGen.setIndent(indent);
  83                         try {
  84                                 br.close();
  85                         } catch (IOException e) {
  86                                 e.printStackTrace();
  87                         }
  88                 }
  89                 return this;
  90         }
  91
  92         public JSGen pst(String ... lines) {
  93                 return pst(null, lines);
  94         }
  95
  96         public JSGen pst(Mark jm, String ... lines) {
  97                 if(lines.length>0) ipw.append(lines[0]);
  98                 ipw.append('(');
  99                 for(int i=1;i<lines.length;++i) {
 100                         ipw.print(lines[i]);
 101                         ipw.print(", ");
 102                 }
 103                 Back back;
 104
 105                 if(htmlGen.pretty) {
 106                         back = new Back(");\n",false,false);
 107                 } else {
 108                         back = new Back(");",false,false);
 109                 }
 110                 int spot = htmlGen.pushBack(back);
 111                 if(jm!=null)jm.spot(spot);
 112                 return this;
 113         }
 114
 115         public JSGen li(String ... lines) {
 116                 int current = ipw.getIndent();
 117                 for(int i=0;i<lines.length;++i) {
 118                         if(i==1)ipw.inc();
 119                         if(i>0)ipw.println();
 120                         ipw.print(lines[i]);
 121                 }
 122                 ipw.setIndent(current);
 123                 ipw.append(';');
 124                 if(htmlGen.pretty)ipw.println();
 125                 return this;
 126         }
 127
 128         public JSGen text(String text) {
 129                 ipw.append(text);
 130                 if(htmlGen.pretty)ipw.println();
 131                 return this;
 132         }
 133
 134         public JSGen function(String name, String ... params) {
 135                 return function(null, name, params);
 136         }
 137
 138         public JSGen jqfunc(Mark mark, String name, String ... params) {
 139                 pst(mark,"$").function(name, params);
 140                 return this;
 141         }
 142
 143         public JSGen function(Mark jm, String name, String ... params) {
 144                 ipw.print("function ");
 145                 ipw.print(name);
 146                 ipw.print('(');
 147                 for(int i=0;i<params.length;++i) {
 148                         if(i!=0)ipw.print(", ");
 149                         ipw.print(params[i]);
 150                 }
 151                 ipw.print(") {");
 152                 if(htmlGen.pretty) {
 153                         ipw.println();
 154                         ipw.inc();
 155                 }
 156                 int spot = htmlGen.pushBack(new Back("}",true,true));
 157                 if(jm!=null)jm.spot(spot);
 158                 return this;
 159         }
 160
 161         public JSGen cb(String ... lines) {
 162                 return cb(null,lines);
 163         }
 164
 165         public JSGen cb(Mark jm, String ... lines) {
 166                 int current = ipw.getIndent();
 167                 for(int i=0;i<lines.length;++i) {
 168                         if(i==1)ipw.inc();
 169                         if(i>0)ipw.println();
 170                         ipw.print(lines[i]);
 171                 }
 172                 ipw.setIndent(current);
 173                 ipw.print('{');
 174                 if(htmlGen.pretty) {
 175                         ipw.println();
 176                         ipw.inc();
 177                 }
 178                 int spot = htmlGen.pushBack(new Back("}",true,true));
 179                 if(jm!=null)jm.spot(spot);
 180                 return this;
 181
 182         }
 183
 184
 185         public JSGen comment(String ... lines) {
 186                 if(htmlGen.pretty) {
 187                         for(int i=0;i<lines.length;++i) {
 188                                 ipw.print("// ");
 189                                 ipw.println(lines[i]);
 190                         }
 191                 }
 192                 return this;
 193         }
 194
 195         public JSGen end(Mark mark) {
 196                 htmlGen.end(mark);
 197                 return this;
 198         }
 199
 200         public HTMLGen done() {
 201                 return htmlGen.end(mark);
 202         }
 203
 204 }