xgen/src/main/java/com/att/xgen/html/HTMLGen.java

   1 /*******************************************************************************\r
   2  * ============LICENSE_START====================================================\r
   3  * * org.onap.aai\r
   4  * * ===========================================================================\r
   5  * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
   6  * * Copyright © 2017 Amdocs\r
   7  * * ===========================================================================\r
   8  * * Licensed under the Apache License, Version 2.0 (the "License");\r
   9  * * you may not use this file except in compliance with the License.\r
  10  * * You may obtain a copy of the License at\r
  11  * * \r
  12  *  *      http://www.apache.org/licenses/LICENSE-2.0\r
  13  * * \r
  14  *  * Unless required by applicable law or agreed to in writing, software\r
  15  * * distributed under the License is distributed on an "AS IS" BASIS,\r
  16  * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  17  * * See the License for the specific language governing permissions and\r
  18  * * limitations under the License.\r
  19  * * ============LICENSE_END====================================================\r
  20  * *\r
  21  * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
  22  * *\r
  23  ******************************************************************************/\r
  24 package com.att.xgen.html;\r
  25 \r
  26 import java.io.Writer;\r
  27 \r
  28 import com.att.xgen.Mark;\r
  29 import com.att.xgen.XGen;\r
  30 \r
  31 public abstract class HTMLGen extends XGen<HTMLGen> {\r
  32         public static final String A = "a";\r
  33         public static final String P = "p";\r
  34         public static final String LI = "li";\r
  35         public static final String OL = "ol";\r
  36         public static final String UL = "ul";\r
  37         \r
  38         \r
  39         public static final String TABLE = "table";\r
  40         public static final String THEAD = "thead";\r
  41         public static final String TBODY = "tbody";\r
  42         public static final String TR = "tr";\r
  43         public static final String TH = "th";\r
  44         public static final String TD = "td";\r
  45         \r
  46         public static final String TITLE = "title";\r
  47         public static final String H1 = "h1";\r
  48         public static final String H2 = "h2";\r
  49         public static final String H3 = "h3";\r
  50         public static final String H4 = "h4";\r
  51         public static final String H5 = "h5";\r
  52         \r
  53         \r
  54         \r
  55         // --------------------------- HTML Version Specific -----------------------\r
  56         public abstract HTMLGen html(String ... attributes);\r
  57         public abstract HTMLGen charset(String charset);\r
  58         public abstract Mark head();\r
  59         public abstract Mark body(String ... attribs);\r
  60 \r
  61         \r
  62         // HTML 5 has simplified sectioning\r
  63         public abstract Mark header(String ... attribs);\r
  64         public abstract Mark footer(String ... attribs);\r
  65         public abstract Mark section(String ... attribs);\r
  66         public abstract Mark article(String ... attribs);\r
  67         public abstract Mark aside(String ... attribs);\r
  68         public abstract Mark nav(String ... attribs);\r
  69 \r
  70         // --------------------------- HTML Version Specific -----------------------\r
  71 \r
  72         public HTMLGen imports(Imports imports) {\r
  73                 //this.imports=imports;\r
  74                 for(String str : imports.css) {\r
  75                         forward.print("<link rel=\"stylesheet\" href=\"");\r
  76                         forward.print(imports.themePath(null));\r
  77                         forward.print(str);\r
  78                         forward.println("\">");\r
  79                 }\r
  80 \r
  81                 for(String str : imports.js) {\r
  82                         forward.print("<script type=\"text/javascript\" src=\"");\r
  83                         forward.print(imports.themePath(null));\r
  84                         forward.print(str);\r
  85                         forward.println("\"></script>");\r
  86                 }\r
  87                 return this;\r
  88         }\r
  89         \r
  90         public HTMLGen jsVars(String ... attrs) {\r
  91                 forward.println("<script type=text/javascript>");\r
  92                 if(attrs!=null) {\r
  93                         for(int i=0; i<attrs.length;++i) {\r
  94                                 forward.append(' ');\r
  95                                 String[] split = attrs[i].split("=",2);\r
  96                                 switch(split.length) {\r
  97                                         case 2:\r
  98                                                 forward.print("  var ");\r
  99                                                 forward.append(split[0]);\r
 100                                                 forward.append("='");\r
 101                                                 forward.append(split[1]);\r
 102                                                 forward.println("';");\r
 103                                                 break;\r
 104                                 }\r
 105                         }\r
 106                 }\r
 107                 forward.println("</script>");\r
 108                 return this;\r
 109         }\r
 110 \r
 111         public HTMLGen(Writer w) {\r
 112                 super(w);\r
 113         }\r
 114 \r
 115         /**\r
 116          * Use "directive" to handle non-ended HTML tags like <meta ... >  and <link ...>\r
 117          * @param tag\r
 118          * @param attrs\r
 119          * @return\r
 120          */\r
 121         public HTMLGen directive(String tag, String ... attrs) {\r
 122                 forward.append('<');\r
 123                 forward.append(tag);\r
 124                 addAttrs(attrs);\r
 125                 forward.append('>');\r
 126                 if(pretty) {\r
 127                         forward.println();\r
 128                 }\r
 129                 return this;\r
 130         }\r
 131 \r
 132         public Mark divID(String ... attrs) {\r
 133                 Mark div;\r
 134                 if(attrs.length>0) {\r
 135                         div = new Mark(attrs[0]);\r
 136                         attrs[0]="id="+attrs[0];\r
 137                 } else {\r
 138                         div = new Mark();\r
 139                 }\r
 140                 incr(div, "div", attrs);\r
 141                 return div;\r
 142         }\r
 143 \r
 144         public HTMLGen img(String ... attrs) {\r
 145                 return tagOnly("img", attrs);\r
 146         }\r
 147         \r
 148         /**\r
 149          * Input Cheesecake... creates a Label and Field in the form of Table Rows.\r
 150          * Make sure you create a table first, ie.  incr(HTMLGen.TABLE);\r
 151          * \r
 152          * Setting Required to "true" will add required Attribute to both Label and Field.  In HTML5, "required" in the input will\r
 153          * validate there is data in the fields before submitting.  "required" does nothing for label, but allows for\r
 154          * easy CSS coding... "label[required] { ... }", so that colors can be changed\r
 155          * \r
 156          * @param id\r
 157          * @param label\r
 158          * @param required\r
 159          * @param attrs\r
 160          * @return\r
 161          */\r
 162         public HTMLGen input(String id, String label, boolean required, String ... attrs) {\r
 163                 Mark mtr = new Mark(TR);\r
 164                 Mark mtd = new Mark(TD);\r
 165                 incr(mtr);\r
 166                 incr(mtd);\r
 167                 incr("label",true, "for="+id,required?"required":null).text(label).end();\r
 168                 end(mtd);\r
 169                 String nattrs[] = new String[attrs.length+(required?3:2)];\r
 170                 nattrs[0]="id="+id;\r
 171                 nattrs[1]="name="+id;\r
 172                 System.arraycopy(attrs, 0, nattrs, 2, attrs.length);\r
 173                 if(required) {\r
 174                         nattrs[nattrs.length-1]="required";\r
 175                 }\r
 176                 incr(mtd);\r
 177                 tagOnly("input",nattrs);\r
 178                 end(mtr);\r
 179                 return this;\r
 180         }\r
 181         \r
 182         //  Common tags that do not have standard endings.  These are here to help people who don't know to pick directive  \r
 183         public HTMLGen br() {\r
 184                 forward.append("<br>");\r
 185                 if(pretty) {\r
 186                         forward.println();\r
 187                 }\r
 188                 return this;\r
 189         }\r
 190 \r
 191         public HTMLGen p(String ... text) {\r
 192                 forward.append("<p>");\r
 193                 for(String s : text) {\r
 194                         forward.append(s);\r
 195                 }\r
 196                 if(pretty) {\r
 197                         forward.println();\r
 198                 }\r
 199                 return this;\r
 200         }\r
 201 \r
 202         public HTMLGen hr() {\r
 203                 forward.append("<hr>");\r
 204                 if(pretty) {\r
 205                         forward.println();\r
 206                 }\r
 207                 return this;\r
 208         }\r
 209 \r
 210         public JSGen js(Mark mark) {\r
 211                 return new JSGen(mark, this);\r
 212         }\r
 213 \r
 214         public JSGen js() {\r
 215                 return js(null);\r
 216         }\r
 217 //\r
 218 //      protected void cssInline(String filename) {\r
 219 //              File file = new File(imports.webDir,filename);\r
 220 //              try {\r
 221 //                      String line;\r
 222 //                      BufferedReader br = new BufferedReader(new FileReader(file));\r
 223 //                      try {\r
 224 //                              forward.print("<style>");\r
 225 //                              prettyln(forward);\r
 226 //                              while((line=br.readLine())!=null) {\r
 227 //                                      forward.print((pretty?line:line.trim()));\r
 228 //                                      prettyln(forward);\r
 229 //                              }                       \r
 230 //                      }finally {\r
 231 //                              forward.print("</style>");\r
 232 //                              prettyln(forward);\r
 233 //                              br.close();\r
 234 //                      }\r
 235 //              } catch (IOException e) {\r
 236 //                      e.printStackTrace();\r
 237 //                      // Can't read, suffice to import normally?\r
 238 //                      // for now, just skip\r
 239 //              }\r
 240 //      }\r
 241         \r
 242 }\r