include/connectors/formatters/FormatterFactory.php

   1 <?php
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  37
  38 class FormatterFactory {
  39
  40         static $formatter_map = array();
  41
  42         /**
  43          * getInstance
  44          * This method returns a formatter instance for the given source name and
  45          * formatter name.  If no formatter name is specified, the default formatter
  46          * for the source is used.
  47          *
  48          * @param $source_name The data source name to retreive formatter for
  49          * @param $formatter_name Optional formatter name to use
  50          * @param $wrapper_name Optional wrapper name to use
  51          * @return $instance The formatter instance
  52          */
  53         public static function getInstance($source_name, $formatter_name=''){
  54                 require_once('include/connectors/formatters/default/formatter.php');
  55                 $key = $source_name . $formatter_name;
  56                 if(empty(self::$formatter_map[$key])) {
  57
  58                         if(empty($formatter_name)){
  59                            $formatter_name = $source_name;
  60                         }
  61
  62                         //split the wrapper name to find the path to the file.
  63                         $dir = str_replace('_','/',$formatter_name);
  64                         $parts = explode("/", $dir);
  65                         $file = $parts[count($parts)-1];
  66
  67                         //check if this override wrapper file exists.
  68                     require_once('include/connectors/ConnectorFactory.php');
  69                         if(file_exists("modules/Connectors/connectors/formatters/{$dir}/{$file}.php") ||
  70                            file_exists("custom/modules/Connectors/connectors/formatters/{$dir}/{$file}.php")) {
  71                                 ConnectorFactory::load($formatter_name, 'formatters');
  72                                 try{
  73                                         $formatter_name .= '_formatter';
  74                                 }catch(Exception $ex){
  75                                         return null;
  76                                 }
  77                         }else{
  78                                 //if there is no override wrapper, use the default.
  79                                 $formatter_name = 'default_formatter';
  80                         }
  81
  82                         $component = ConnectorFactory::getInstance($source_name);
  83                         $formatter = new $formatter_name();
  84                         $formatter->setComponent($component);
  85                         if(file_exists("custom/modules/Connectors/connectors/formatters/{$dir}/tpls/{$file}.tpl")){
  86                                 $formatter->setTplFileName("custom/modules/Connectors/connectors/formatters/{$dir}/tpls/{$file}.tpl");
  87                         } else if("modules/Connectors/connectors/formatters/{$dir}/tpls/{$file}.tpl") {
  88                                 $formatter->setTplFileName("modules/Connectors/connectors/formatters/{$dir}/tpls/{$file}.tpl");
  89                         }
  90                         self::$formatter_map[$key] = $formatter;
  91                 } //if
  92                 return self::$formatter_map[$key];
  93         }
  94
  95 }
  96 ?>