Analysis of the principle of generating static html files in php

//Introduce the database configuration file
include( dirname(dirname(__FILE__))."includeconfig.php" );
/ **
*
* Generate a single HTML file from the articles in the database.
* @param Date $Date
* @param Time $Time
* @param String $Content
* @param String $Title
*/
function GenerateHTML($Date,$Time,$Content,$Title,$Name){
//Decompose date and time variables into arrays
$GetDateRow = explode("-", $Date);
$GetTimeRow = explode(":",$Time);
//Get the name of the file. For example: 20121028210632.html
$FileName = $GetDateRow[0].$GetDateRow[1].$GetDateRow[2].$GetTimeRow[0].$GetTimeRow[1].$GetTimeRow[2].".html";
//Open and read the template content
$FP = fopen("tmp.html","r");
$Str = fread($FP,filesize("tmp.html "));
//Get the replaced template content
$Str = str_replace("{Title}",$Title, $Str);
$Str = str_replace("{Content }", $Content, $Str);
$Str = str_replace("{Name}", $Name, $Str);
$Str = str_replace("{Date}", $Date,$Str);
$ Str = str_replace("{Time}", $Time, $Str);
//Close the file to reduce the pressure on the server.
fclose($FP);
//Write the content to the HTML file
$Handle = fopen($FileName,"w");
fwrite($Handle,$Str);
 fclose($Handle);
//Test
//echo "ok,done!";
}
//Database operation
$querysql = "select * from article";
$queryset = mysql_query($querysql);
//Loop to generate HTML files.
while( $row = mysql_fetch_array($queryset) ){
GenerateHTML($row['date'],$row['time'],$row['content'],$row['title'],$row ['name']);
}
?>