Wiki source code of RatingStatsUpdater

Last modified by Holger Dick on 2009/10/03 11:46
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  1: 
  2: <%
  3: ratdoc = xwiki.getDocument("XWiki.RatStats")
  4: rat2doc = xwiki.getDocument("XWiki.RatingStats")
  5: userList = xwiki.getArrayList()
  6: topUsers = xwiki.getHashMap()
  7: pageList = xwiki.getArrayList()
  8: pageRatings = xwiki.getHashMap()
  9: existingUsersIndex = xwiki.getHashMap()
 10: existingPagesIndex = xwiki.getHashMap()
 11: Comparator comparator = Collections.reverseOrder();
 12: allRatings = ratdoc.getObjects("XWiki.RatingClass")
 13: allPerUserRatings = rat2doc.getObjects('XWiki.PerUserRatingsClass')
 14: allPerPageRatings = rat2doc.getObjects('XWiki.PerPageRatingsClass')
 15: 
 16: /* Create a hashtable with all users and the count of their ratings */
 17: for(rating in allRatings)
 18:   {   
 19:      /* --- first the top-rater statistics --- */
 20:      user = ratdoc.display("user", rating)
 21:      page = ratdoc.display("page", rating)
 22:      stars = ratdoc.display("rating", rating).toInteger()
 23:       
 24:      if (userList.contains(user))
 25:      {
 26:          currentCount = topUsers.get(user, rating)
 27:          currentCount ++
 28:          topUsers.put(user, currentCount)
 29:       }
 30:      else
 31:      {
 32:          userList.add(user)
 33:          topUsers.put(user, 1)
 34:       }
 35:      
 36:      /* --- And now the ratings per page statistics --- */
 37:      if (pageList.contains(page))
 38:      {
 39:          upAndDown = pageRatings.get(page)
 40:          if(stars > 3)
 41:          {
 42:              upAndDown[0]++
 43:          }else{
 44:              upAndDown[1]++
 45:          }
 46:          pageRatings.put(page, upAndDown)
 47:      }else{
 48:          int[] upAndDown = new int[2]
 49:          if(stars > 3)
 50:           {
 51:               upAndDown[0] = 1
 52:               upAndDown[1] = 0
 53:            }else{
 54:               upAndDown[0] = 0
 55:               upAndDown[1] = 1
 56:           }
 57:           pageRatings.put(page, upAndDown)
 58:           pageList.add(page)
 59:      }
 60:   
 61:  }
 62: 
 63: /* now we want to save the results as objects in another page so that they can
 64: be easily retrieved. First, we check what users already have entries. */
 65: int i = 0
 66: for(user in allPerUserRatings)
 67:   {
 68:     username = rat2doc.display("username", user)
 69:     existingUsersIndex.put(username, i)
 70:     i++
 71: }
 72: 
 73: /* save the count of ratings given for each user as an object of the class
 74: 'XWiki.PerUserRatingsClass'. If the user already has an object, we will change
 75: this. Otherwise, a new one gets created. */
 76: for(user in userList)
 77:   {
 78:      count = topUsers.get(user).toInteger()
 79:     if(existingUsersIndex.containsKey(user))
 80:     {
 81:         currentIndex = existingUsersIndex.get(user)
 82:         perUserObject = rat2doc.getObject('XWiki.PerUserRatingsClass', currentIndex)
 83:         perUserObject.set('numberOfRatings', count)
 84:     }else{
 85:         perUserObject = rat2doc.newObject('XWiki.PerUserRatingsClass')
 86:         perUserObject.set('username', user)
 87:         perUserObject.set('numberOfRatings', count)
 88:     }
 89:   }
 90: 
 91: /* Now, let's save the statistics per page - similar to per user*/
 92: i = 0
 93: for(page in allPerPageRatings)
 94:    {
 95:      pagename = rat2doc.display("pagename", page)
 96:      existingPagesIndex.put(pagename, i)
 97:      i++
 98:  }
 99: for(page in pageList)
100:    {
101:      upAndDowns = pageRatings.get(page)
102:      if(existingPagesIndex.containsKey(page))
103:      {
104:         currentIndex = existingPagesIndex.get(page)
105:         perPageObject = rat2doc.getObject('XWiki.PerPageRatingsClass', currentIndex)
106:         perPageObject.set('upratings', upAndDowns[0].toInteger())
107:         perPageObject.set('downratings', upAndDowns[1].toInteger())
108:      }else{
109:          perPageObject = rat2doc.newObject('XWiki.PerPageRatingsClass')
110:          perPageObject.set('pagename', page)
111:          perPageObject.set('upratings', upAndDowns[0].toInteger())
112:          perPageObject.set('downratings', upAndDowns[1].toInteger())
113:      }
114:    }
115: 
116: /* Finally, we save the changes to the objects */
117: rat2doc.save('Updated Stats', true)
118:   
119:  /* Print the (up to) 5 users with the most rating
120: !< currently it sorts by users names, not their contributions
121:  sortedList = userList.sort(comparator)
122:  if(sortedList.size() > 5)
123:  {
124:      sortedList.removeRange(5, sortedList.size())
125:  }
126:  */
127:   
128: %>
Wiki source code of RatingStatsUpdater

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