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cbleep
09-04-2007, 02:31 PM
i am trying to use this Rss feeder on my website but i can't seem to get it to work

here are my files could someone please review them and tell me where i am going wrong

Thanks in advance

code i placed where i want the feed to load

<script type="text/javascript">

var newsfeed=new gfeedfetcher("example1", "example1class", "_new")
newsfeed.addFeed("BBC", "http://newsrss.bbc.co.uk/rss/newsonline_uk_edition/technology/rss.xml") //Specify "label" plus URL to RSS feed
newsfeed.displayoptions("snippet datetime") //show the specified additional fields
newsfeed.setentrycontainer("p") //Display each entry as a paragraph
newsfeed.filterfeed(8, "date") //Show 8 entries, sort by date
newsfeed.init() //Always call this last

</script>



the

// -------------------------------------------------------------------
// gAjax RSS Feeds Displayer- By Dynamic Drive, available at: http://www.dynamicdrive.com
// Created: July 17th, 2007 Updated: n/a
// -------------------------------------------------------------------

var gfeedfetcher_loading_image="images/indicator.gif" //Full URL to "loading" image. No need to config after this line!!

google.load("feeds", "1") //Load Google Ajax Feed API (version 1)

function gfeedfetcher(divid, divClass, linktarget){
this.linktarget=linktarget || "" //link target of RSS entries
this.feedlabels=[] //array holding lables for each RSS feed
this.feedurls=[]
this.feeds=[] //array holding combined RSS feeds' entries from Feed API (result.feed.entries)
this.feedsfetched=0 //number of feeds fetched
this.feedlimit=5
this.showoptions="" //Optional components of RSS entry to show (none by default)
this.sortstring="date" //sort by "date" by default
document.write('<div id="'+divid+'" class="'+divClass+'"></div>') //output div to contain RSS entries
this.feedcontainer=document.getElementById(divid)
this.itemcontainer="<li>" //default element wrapping around each RSS entry item
}

gfeedfetcher.prototype.addFeed=function(label, url){
this.feedlabels[this.feedlabels.length]=label
this.feedurls[this.feedurls.length]=url
}

gfeedfetcher.prototype.filterfeed=function(feedlimit, sortstr){
this.feedlimit=feedlimit
if (typeof sortstr!="undefined")
this.sortstring=sortstr
}

gfeedfetcher.prototype.displayoptions=function(parts){
this.showoptions=parts //set RSS entry options to show ("date, datetime, time, snippet, label, description")
}

gfeedfetcher.prototype.setentrycontainer=function(containerstr){ //set element that should wrap around each RSS entry item
this.itemcontainer="<"+containerstr.toLowerCase()+">"
}

gfeedfetcher.prototype.init=function(){
this.feedsfetched=0 //reset number of feeds fetched to 0 (in case init() is called more than once)
this.feeds=[] //reset feeds[] array to empty (in case init() is called more than once)
this.feedcontainer.innerHTML='<img src="'+gfeedfetcher_loading_image+'" /> Retrieving RSS feed(s)'
var displayer=this
for (var i=0; i<this.feedurls.length; i++){ //loop through the specified RSS feeds' URLs
var feedpointer=new google.feeds.Feed(this.feedurls[i]) //create new instance of Google Ajax Feed API
var items_to_show=(this.feedlimit<=this.feedurls.length)? 1 : Math.floor(this.feedlimit/this.feedurls.length) //Calculate # of entries to show for each RSS feed
if (this.feedlimit%this.feedurls.length>0 && this.feedlimit>this.feedurls.length && i==this.feedurls.length-1) //If this is the last RSS feed, and feedlimit/feedurls.length yields a remainder
items_to_show+=(this.feedlimit%this.feedurls.length) //Add that remainder to the number of entries to show for last RSS feed
feedpointer.setNumEntries(items_to_show) //set number of items to display
feedpointer.load(function(r){displayer._fetch_data_as_array(r)}) //call Feed.load() to retrieve and output RSS feed
}
}


gfeedfetcher._formatdate=function(datestr, showoptions){
var itemdate=new Date(datestr)
var parseddate=(showoptions.indexOf("datetime")!=-1)? itemdate.toLocaleString() : (showoptions.indexOf("date")!=-1)? itemdate.toLocaleDateString() : (showoptions.indexOf("time")!=-1)? itemdate.toLocaleTimeString() : ""
return "<span class='datefield'>"+parseddate+"</span>"
}

gfeedfetcher._sortarray=function(arr, sortstr){
var sortstr=(sortstr=="label")? "ddlabel" : sortstr //change "label" string (if entered) to "ddlabel" instead, for internal use
if (sortstr=="title" || sortstr=="ddlabel"){ //sort array by "title" or "ddlabel" property of RSS feed entries[]
arr.sort(function(a,b){
var fielda=a[sortstr].toLowerCase()
var fieldb=b[sortstr].toLowerCase()
return (fielda<fieldb)? -1 : (fielda>fieldb)? 1 : 0
})
}
else{ //else, sort by "publishedDate" property (using error handling, as "publishedDate" may not be a valid date str if an error has occured while getting feed
try{
arr.sort(function(a,b){return new Date(b.publishedDate)-new Date(a.publishedDate)})
}
catch(err){}
}
}

gfeedfetcher.prototype._fetch_data_as_array=function(result){
var thisfeed=(!result.error)? result.feed.entries : "" //get all feed entries as a JSON array or "" if failed
if (thisfeed=="") //if error has occured fetching feed
alert("Google Feed API Error: "+result.error.message)
for (var i=0; i<thisfeed.length; i++) //For each entry within feed
result.feed.entries[i].ddlabel=this.feedlabels[this.feedsfetched] //extend it with a "ddlabel" property
this.feeds=this.feeds.concat(thisfeed) //add entry to array holding all feed entries
this._signaldownloadcomplete() //signal the retrieval of this feed as complete (and move on to next one if defined)
}

gfeedfetcher.prototype._signaldownloadcomplete=function(){
this.feedsfetched+=1
if (this.feedsfetched==this.feedurls.length) //if all feeds fetched
this._displayresult(this.feeds) //display results
}


gfeedfetcher.prototype._displayresult=function(feeds){
var rssoutput=(this.itemcontainer=="<li>")? "<ul>\n" : ""
gfeedfetcher._sortarray(feeds, this.sortstring)
for (var i=0; i<feeds.length; i++){
var itemtitle="<a href=\"" + feeds[i].link + "\" target=\"" + this.linktarget + "\" class=\"titlefield\">" + feeds[i].title + "</a>"
var itemlabel=/label/i.test(this.showoptions)? '<span class="labelfield">['+this.feeds[i].ddlabel+']</span>' : " "
var itemdate=gfeedfetcher._formatdate(feeds[i].publishedDate, this.showoptions)
var itemdescription=/description/i.test(this.showoptions)? "<br />"+feeds[i].content : /snippet/i.test(this.showoptions)? "<br />"+feeds[i].contentSnippet : ""
rssoutput+=this.itemcontainer + itemtitle + " " + itemlabel + " " + itemdate + "\n" + itemdescription + this.itemcontainer.replace("<", "</") + "\n\n"
}
rssoutput+=(this.itemcontainer=="<li>")? "</ul>" : ""
this.feedcontainer.innerHTML=rssoutput
}

ddadmin
09-04-2007, 09:22 PM
Warning: Please include a link to the DD script in question in your post. See this thread (http://www.dynamicdrive.com/forums/showthread.php?t=6) for the proper posting format when asking a question, in this case, http://www.dynamicdrive.com/dynamicindex18/gajaxrssdisplayer.htm

When including the script in HEAD section of your page, did you remember to input your API Key code:


<script type="text/javascript" src="http://www.google.com/jsapi?key=YOUR-API-KEY">
</script>


? You can get your key here (http://code.google.com/apis/ajaxfeeds/signup.html).

cbleep
09-05-2007, 08:01 AM
ohh sorry i didnt know about the posting format

and yea i did put my API Key code in the page header

ddadmin
09-05-2007, 08:29 AM
Please post a link to the page on your site that contains the problematic script so we can check it out.

cbleep
09-05-2007, 08:39 AM
ok click here (http://computerbleep.com/index.html) it is ment to appear under the latest news section but its not

tech_support
09-05-2007, 08:41 AM
You forgot to close the <style> tag.



<style type="text/css">
<!--
body {
margin-top: 0px;
}
-->
</style>
<script type="text/javascript" src="http://www.google.com/jsapi?key=ABQIAAAA7g9hBbbfv1yAKnIobPuv8xQTQvR8iaGR1b9Tk1lNsGDO97KoxBQfvbeQAJYT8DD4zrfBL2pSqjF5-g">
</script>

<script type="text/javascript" src="gfeedfetcher.js">

/***********************************************
* gAjax RSS Feeds Displayer- (c) Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

</script>

cbleep
09-05-2007, 08:58 AM
ohhh :D it works now, nice script

Thanks a lot for your help