Search Keyword in all pages of a website :

This is simplest way, probably to search for a keyword in a page. Please let us know if you are looking for something different.

<?php
    $file_name=array();
	$search_string=$_GET["searchstring"];
	$search_result="";
	$files=""; $data="";
	$link="";
	$phpfilename="";
	$textstart=0; $textend=0; $strlocation=0;
	$numbers=array(5,10,6,8,15,20);
	$i=0;	
	
	if($search_string!="")
	{//ends at last
	

	if ($handle = opendir('name_of_dir')) 
	{ 
    // List all the files 
	while (false !== ($file = readdir($handle)))
	{
	$filename[]= $file; 
	} 
	closedir($handle); 
	} 
//read the file get the text and filter the search...

  foreach($filename as $value)
  {
  $files="pages/$value";
  $fp=fopen($files,"r") or die("unable to read a file");
  $data="";
  while(!feof($fp))
  {
  $data.=strip_tags(fgets($fp));
  }
  if(strpos($data,$search_string)!=false)
  {
  $phpfilename=substr($value,0,strpos($value,"."));
  $link=$phpfilename.".php";
  if($link=="home.php") $link="index.php";
  $strlocation=strpos($data,$search_string);
  $i=array_rand($numbers);
  
  if(strpos($data,".",$strlocation)!=false)
  $textend=strpos($data,".",$strlocation);
  elseif(strpos($data," ",$strlocation)!=false)
  $textend=strpos($data,".",$strlocation);
  else
  {
  $textend=$strlocation; $strlocation=$strlocation-100;

  $search_result.="<p class='contenttext'> <a href='$link'> $phpfilename </a><br />.... "
  
  .substr($data, $strlocation-$i,$textend)."...</p>";
  }
  }
  }
  } //if end of if for checking if string is empty
 
  if($search_result!="")
  echo $search_result;
  else
  echo "<br /> No Result found on this search or bad input. <br />";
  echo "</div> </div> </div>";
?>

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