/*
 * Title  : fvReVolusion (Volusion plugin for Power Reviews)
 * Author : Kwi Hyun Choi <masterpc@gmail.com>
 * Version: 1.0
 * Last Released: 8/5/2009
 *
 * Any comment or question to http://www.4eva.net/guestbook
 *
 * Copyright (c) 2009 Kwi Hyun Choi. Lincesed under the BSD License.
 * -------------------------------------------------------------------------------
 * INSTALL:
 *   <script type="text/javascript" src="/v/revolusion/jquery-1.3.2.min.js"></script>
 *   <script type="text/javascript" src="/v/revolusion/fvRevolusion.js"></script>
 *   <script type="text/javascript" src="/v/revolusion/fvSettings.js"></script>
 *   <script type="text/javascript">
 *     fvRevolusion.main();
 *   </script>
 *------------------------------------------------------------------------------*/
 
/*
 * SOURCE - DO NOT MODIFY IF YOU DO NOT KNOW WHAT YOU ARE DOING
 *------------------------------------------------------------------------------*/
function fvBasicWriter()
{
 this._id = null;
 this._className = null;
 this._foundElm = null;
 this._elm = null;
 this._style = '';
 
 this.init = function( id, pc, elm )
 {
  if( pc != null && elm != null )
  {
   if( fvSettings.DEBUG == true )
   {
    this._id = id + '_' + pc + Math.floor( Math.random() * 1001 )
   }
   else
   {
    this._id = id + '_' + pc;
   }
 
   this._className = id;
   this._foundElm = elm;
  }
  else
  {
   this._id = id;
  }
 
  this.createElement();
 };
 this.insertDiv = function( elm ) {};
 this.createElement = function()
 {
  if( this._className == null )
   this._elm = '<div id="' + this._id + '" class="' + this._id + '" style="' + this._style + '"></div>';
  else
   this._elm = '<div id="' + this._id + '" class="' + this._className + '" style="' + this._style + '"></div>';
 
  this.insertDiv( this._elm );
 };
 this.write = function( html )
 {
  $( html ).appendTo( "#" + this._id );
 };
 this.getElementById = function( id ){ return document.getElementById( id ); };
};
 
function fvIndexSnippetWriterBelowPrice()
{
 //this._style = 'float:left; width:300px';
 
 this.insertDiv = function( elm )
 {
  if(this._foundElm == null)
   return;
 
  $( elm ).appendTo( $( this._foundElm ).parents( 'td' ) );
 };
};
fvIndexSnippetWriterBelowPrice.prototype = new fvBasicWriter();
 
function fvCategorySnippetWriterBelowPrice()
{
 //this._style = 'float:left';
 
 this.insertDiv = function( elm )
 {
  if(this._foundElm == null)
   return;
 
  $( '<div style="clear:both;margin:0;"></div>' ).appendTo( $( this._foundElm ).parents( 'td' ) );
  $( elm ).appendTo( $( this._foundElm ).parents( 'td' ) );
 
  // might be for child
  //$( elm ).insertBefore( $( this._foundElm ).parents( 'td' ).children( 'img' ) );
 };
};
fvCategorySnippetWriterBelowPrice.prototype = new fvBasicWriter();
 
 
function fvProductSnippetWriterBelowImage()
{
 this._style = 'width:220px;';
 
 this.insertDiv = function( elm )
 {
  // $( "#product_photo_zoom_url" ).after( elm );
  $( elm ).insertAfter( $( "#product_photo_zoom_url" ) );
 };
};
fvProductSnippetWriterBelowImage.prototype = new fvBasicWriter();
 
function fvReviewWriterOnExtInfo()
{
 this.getReviewReadURL = function( pc )
 {
  return '/ProductDetails.asp?ProductCode=' + pc + '&Show=ExtInfo';
 };
 
 this.insertDiv = function( elm )
 {
  var tables = $( '.colors_descriptionbox' );
  if( tables == null || tables.length <= 0 )
   return;
 
  var reviewTable = tables[0];
 
  $( elm ).appendTo( $( reviewTable.rows[1].cells[1] ) );
 };
};
fvReviewWriterOnExtInfo.prototype = new fvBasicWriter();
 
function fvReviewWriterBelowDescription()
{
 this.getReviewReadURL = function( pc )
 {
  return '#PReviews';
 };
 
 this.insertDiv = function( elm )
 {
  var imgs = $( '#content_area img' );
 
  var targetElm = null;
  for( var i=imgs.length-1; i>=0; i-- )
  {
   if( imgs[i].src.indexOf( 'clear1x1.gif' ) != -1 && imgs[i].width == 5 && imgs[i].height == 5 )
   {
    targetElm = imgs[i];
    break;
   }
  }
 
  $( elm ).insertBefore( $( targetElm ).prevAll( 'b' ) );
  $( '<a name="PReviews"></a>' ).insertBefore( '#' + this._id );
  $( '<br />' ).insertAfter( '#' + this._id );
 };
};
fvReviewWriterBelowDescription.prototype = new fvBasicWriter();
 
 
var fvRevolusion = {
 _url : window.location.href.toLowerCase(),
 _pageType : null,
 
 parsePageType:function()
 {
  if( this._url.indexOf( '/productdetails.asp' ) != -1 || this._url.lastIndexOf( '-p/' ) != -1 || this._url.lastIndexOf( '_p/' ) != -1 )
  {
   this._pageType = 'P';
  }
  else if( this._url.indexOf( '/searchresults.asp' ) != -1 || this._url.lastIndexOf( '-s/' ) != -1 || this._url.lastIndexOf( '_s/' ) != -1 )
  {
   this._pageType = 'S';
  }
  else if( location.pathname == '/' ||location.pathname.toLowerCase().indexOf( '/default.asp' ) != -1 )
  {
   this._pageType = 'I';
  }
 },
 
 getProductCode:function( url )
 {
  if( fvSettings.DEBUG == true )
   return fvSettings.DEBUG_PRODUCT_CODE;
 
  url = url.toLowerCase();
 
  var productCode = "";
  var xparams = "";
  if( url.indexOf( '?' ) != -1 )
   xparams = url.substr( url.indexOf( '?' )+1 );
 
  if( url.indexOf( "/productdetails.asp" ) != -1 )
  {
   var params = xparams.split("&");
 
   for (var i=0; i<params.length; i++)
   {
    var values = params[i].split("=");
 
    if (values[0] == "productcode")
    {
     productCode = unescape( values[1] );
 
     break;
    }
   }
  }
  else if( url.indexOf("-p/") != -1 || url.indexOf("_p/") != -1 )
  {
   var pos = url.lastIndexOf( "/" ) + 1;
   var workStr = url.substr( pos );
 
   productCode = unescape( workStr.substr( 0, workStr.lastIndexOf( "." ) ) );
  }
 
  return productCode.toUpperCase();
 },
 
 displayOnIndex:function()
 {
  var urls = $( '#content_area a.smalltext' );
  var targets = $( '#content_area .pricecolor.colors_productprice' );
  var currIdx = 0;
 
  for( var i=0; i<urls.length && i<targets.length; i++ )
  {
   var productCode = fvRevolusion.getProductCode( urls[i].href );
   if( productCode.length <= 0 )
    continue;
 
   var imgs = $( urls[i] ).children( 'img' );
   if( imgs == null || imgs.length <= 0 )
    continue;
 
   if( imgs[0].src.indexOf( 'Bullet_MoreInfo.gif' ) == -1 )
    continue;
 
   fvSettings.SNIPPET_ON_INDEX.init( 'pr_snippet_category', productCode, targets[currIdx++] );
 
   POWERREVIEWS.display.snippet( fvSettings.SNIPPET_ON_INDEX, { pr_page_id:productCode, pr_snippet_min_reviews:fvSettings.SNIPPET_MIN_REVIEWS } );
  }
 },
 
 displayOnCategory:function()
 {
  var urls = $( '#MainForm a' );
  var targets = $( '#MainForm .pricecolor.colors_productprice' );
  var currIdx = 0;
 
  for( var i=0; i<urls.length && i<targets.length; i++ )
  {
   var productCode = fvRevolusion.getProductCode( urls[i].href );
   if( productCode.length <= 0 )
    continue;
 
   var imgs = $( urls[i] ).children( 'img' );
   if( imgs == null || imgs.length <= 0 )
    continue;
 
   if( imgs[0].src.indexOf( 'Bullet_MoreInfo.gif' ) != -1 )
    continue;
 
   // NECESSARY ONLY FOR DEBUG MODE
   if( imgs[0].src.indexOf( 'btn_addtocart_small.gif' ) != -1 )
    continue;
 
   fvSettings.SNIPPET_ON_CATEGORY.init( 'pr_snippet_category', productCode, targets[currIdx++] );
 
   POWERREVIEWS.display.snippet( fvSettings.SNIPPET_ON_CATEGORY, { pr_page_id:productCode, pr_snippet_min_reviews:fvSettings.SNIPPET_MIN_REVIEWS } );
  }
 },
 
 displayOnProduct:function()
 {
  var productCode = fvRevolusion.getProductCode( fvRevolusion._url );
  if( productCode.length <= 0 )
   return;
 
  var pr_write_review = '/SearchResults.asp?Cat=' + fvSettings.CATEGORY_NO_WRITE + '&pr_page_id=' + productCode;
  var pr_read_review = fvSettings.REVIEW_ON_PRODUCT.getReviewReadURL( productCode );
 
  fvSettings.REVIEW_ON_PRODUCT.init( 'pr_review_summary' );
  if( fvSettings.REVIEW_ON_PRODUCT instanceof fvReviewWriterOnExtInfo )
  {
   if( fvRevolusion._url.lastIndexOf( '&show=extinfo' ) != -1 )
   {
    POWERREVIEWS.display.engine( fvSettings.REVIEW_ON_PRODUCT, { pr_page_id:productCode, pr_read_review:pr_read_review, pr_write_review:pr_write_review } );
   }
  }
  else
  {
   POWERREVIEWS.display.engine( fvSettings.REVIEW_ON_PRODUCT, { pr_page_id:productCode, pr_read_review:pr_read_review, pr_write_review:pr_write_review } );
  }
 
  fvSettings.SNIPPET_ON_PRODUCT.init( 'pr_snippet_product' );
 
  POWERREVIEWS.display.snippet( fvSettings.SNIPPET_ON_PRODUCT, { pr_page_id:productCode, pr_read_review:pr_read_review, pr_write_review:pr_write_review } );
 },
 
 main:function()
 {
  if( fvSettings.MERCHANT_ID == null || fvSettings.MERCHANT_ID.length <= 0 )
   return;
  if( fvSettings.MERCHANT_CSS == null || fvSettings.MERCHANT_CSS.length <= 0 )
   return;
  if( fvSettings.CATEGORY_NO_WRITE == null || fvSettings.CATEGORY_NO_WRITE.length <= 0 )
   return;
 
  this.parsePageType();
  if( fvSettings.DEBUG == true )
   this._pageType = fvSettings.DEBUG_TARGET;
 
  if( this._pageType && (window.location.protocol=="http:") )
  {
   document.write( '<scr'+'ipt type="text/javascript" src="http://cdn.powerreviews.com/repos/' + fvSettings.MERCHANT_ID + '/pr/pwr/engine/js/full.js'+'"></scr'+'ipt>' );
   document.write( '<link id="prBaseStylesheet" type="text/css" rel="stylesheet" href="'+'http://cdn.powerreviews.com/repos/' + fvSettings.MERCHANT_ID + '/pr/pwr/engine/pr_styles_review.css" />');
   document.write( '<link id="prMerchantOverrideStylesheet" type="text/css" rel="stylesheet" href="' + fvSettings.MERCHANT_CSS + '" />');
 
   if( this._pageType == 'P' )
    $( document ).ready( fvRevolusion.displayOnProduct );
   else if( this._pageType == 'S' )
    $( document ).ready( fvRevolusion.displayOnCategory );
   else if( this._pageType == 'I' )
    $( document ).ready( fvRevolusion.displayOnIndex );
  }
 }
};