SlideShare Instant
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A short tutorial on developing "SlideShare Instant" using SlideShare APi and jquery libraries besides the obvious PHP and AJAX calls
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SlideShare Instant
- 1. Creating SlideShare Instant Demo : http://home.iitb.ac.in/~saket.kumar/slideshare Source:https://github.com/saketkc/SlideShare-Instant t Saket Choudhary http://home.iitb.ac.in/~saket.kumar IIT Bombay
- 2. What is “Instant”? 1.Get spontaneous results “on the go” while you type. 2.Saves time 3.First results are generally preffered reults hence search the “browsing Example: 1. Google Search Instant(Results appear as you type) 2. YouTube Instant : The thing that actually landd up its creator with a job offer !
- 3. SlideShare Instant ! Get instant results for your Slide/Document Search ! Not Satisfied with the first result?? Go Click the “Next” button ! Not So Fast Yet ! Well the source code is all open Go edit it ! Just Respect the Open Source Terms: https://github.com/saketkc/SlideShare-Instant Demo available at: http://home.iitb.ac.in/~saket.kumar/slideshare
- 4. Requirements 1.AJAX calls (Hail Google !) 2.PHP ( My favourite on Web So far ! I am falling in love with RoR though) 3. Javascript(jquery) 4. CSS (Brains with Beauty is the way everyonr likes it ! )
- 5. Code Snippets <input type="text" class='search_input' /><br/> Define an “onkeyup” event sen an ajax GET request to 'ajax.php' containing the parameters: the 'ajaxeeequest' and 'query' $(".search_input").keyup(function() { var search_input = $(this).val(); var keyword= encodeURIComponent(search_input); $.ajax({ type: "GET", url: "ajax.php", data:{'op':'ajaxrequest','query':keyword}, success: function(msg){ $('.inner').html(msg); //fetch the Slide and echo it on the page } }); });
- 6. Contact Me I am a Sophomore at IIT Bombay as of 2011 . I can be contacted at [email_address]
- 7. Ajax.php <?php session_start(); $var=array(); global $vaar; //$var=[]; if ($_GET['op']=="ajaxrequest") {$var=$_GET['query']; $api_key="8GD14Jk1"; $secret="mnFaUN4s"; $proxy="proxy"; $pass="user:pwd"; $timeout=0; $ts=time(); $hash=sha1($secret.$ts); # use CURL library to fetch remote file $apiurl="http://www.slideshare.net/api/2/search_slideshows?q=$var"; $ch = curl_init(); curl_setopt ($ch, CURLOPT_RETURNTRANSFER,1);
- 8. curl_setopt($ch, CURLOPT_PROXY, $proxy); curl_setopt($ch, CURLOPT_PROXYPORT,80); curl_setopt($ch, CURLOPT_PROXYUSERPWD,$pass); $url = $apiurl."&api_key=$api_key&ts=$ts&hash=$hash&items_per_page=1"; curl_setopt ($ch, CURLOPT_URL, $url); $file_contents = curl_exec($ch); $xml = simplexml_load_string($file_contents); $number=1; foreach ( $xml->Slideshow as $files) { $_SESSION[$var][$number]=$files->Embed; //echo $_SESSION['sad']['2']; $vaar[$number]=$_SESSION[$var][$number]; echo ($vaar[$number]); $number=$number+1; } }
- 9. if ($_GET['op']=="numberrequest") { // session_start(); $num=$_GET['number']; $query=$_GET['query']; $api_key="8GD14Jk1"; $secret="mnFaUN4s"; $proxy=”proxy” $pass="user:pwd”; $timeout=0; $ts=time(); $hash=sha1($secret.$ts); # use CURL library to fetch remote file $apiurl="http://www.slideshare.net/api/2/search_slideshows?q=$query";
- 10. $ch = curl_init(); curl_setopt ($ch, CURLOPT_RETURNTRANSFER,1); curl_setopt($ch, CURLOPT_PROXY, $proxy); curl_setopt($ch, CURLOPT_PROXYPORT,80); curl_setopt($ch, CURLOPT_PROXYUSERPWD,$pass); $url = $apiurl."&api_key=$api_key&ts=$ts&hash=$hash&items_per_page=$num"; curl_setopt ($ch, CURLOPT_URL, $url); $file_contents = curl_exec($ch); //$res = simplexml_load_file($file_contents); $xml = simplexml_load_string($file_contents); $number=1; foreach ( $xml->Slideshow as $files) { $_SESSION[$var][$number]=$files->Embed; $vaar[$number]=$_SESSION[$var][$number]; if ($number==$num) { echo $files->Embed; } $number=$number+1; }} ?>
- 11. Index.php <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <LINK href="style.css" rel="stylesheet" type="text/css"> <title>SlideShare Instant</title> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script> <script src="http://chrisslidesharehacks.googlecode.com/files/previewer2.js"></script> <script type="text/javascript"> $(document).ready(function() { var number=01; $(".search_input").focus(); $(".search_input").keyup(function() { var search_input = $(this).val(); var keyword= encodeURIComponent(search_input); $.ajax({ type: "GET", url: "ajax.php", data:{'op':'ajaxrequest','query':keyword}, success: function(msg){ $('.inner').html(msg); } }); });
- 12. $('#next').click(function() { number=number+1; var keyword = $(".search_input").val(); $.ajax({ type: "GET", url: "ajax.php", data:{'op':'numberrequest','query':keyword,'number':number}, success: function(msg){ $('.inner').html(msg);//=msg; } }); }); $('#prev').click(function() { number=number-1; var keyword = $(".search_input").val();
- 13. $.ajax({ type: "GET", url: "ajax.php", data:{'op':'numberrequest','query':keyword,'number':number}, success: function(msg){ $('.inner').html(msg);//=msg; } }); }); }); </script> <body> <center> SlideShare Instant Query<input type="text" class='search_input' /><br/> <div class="container"> <div class="inner"></div> <button id="next"> Next--</div> <button id="prev">--Prev</div> </div> </center> </body>