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HomePHP LibrariesOther librariesPHP class that supports downloading files with breakpoint resumption
PHP class that supports downloading files with breakpoint resumption
<?php
class HttpDownload {
  private $m_url = "";
  private $m_urlpath = "";
  private $m_scheme = "http";
  private $m_host = "";
  private $m_port = "80";
  private $m_user = "";
  private $m_pass = "";
  private $m_path = "/";
  private $m_query = "";
  private $m_fp = "";
  private $m_error = "";
  private $m_httphead = "" ;
  private $m_html = "";
  public function PrivateInit($url){
    $urls = "";
    $urls = @parse_url($url);
    $this->m_url = $url;
    if(is_array($urls)) {
      $this->m_host = $urls["host"];
      if(!empty($urls["scheme"])) $this->m_scheme = $urls["scheme"];
      if(!empty($urls["user"])) $this->m_user = $urls["user"];
      if(!empty($urls["pass"])) $this->m_pass = $urls["pass"];
      if(!empty($urls["port"])) $this->m_port = $urls["port"];
      if(!empty($urls["path"])) $this->m_path = $urls["path"];
      $this->m_urlpath = $this->m_path;
      if(!empty($urls["query"])) {
        $this->m_query = $urls["query"];
        $this->m_urlpath .= "?".$this->m_query;
      }
    }
  }

Initialization - Open the specified URL - Reset each parameter - Initialize the system - Obtain the cause of an operation error - Determine whether the response result of the header sent by the Get method is correct - Check whether the returned web page is of text type - Determine Whether the returned web page is of a specific type - HTTP protocol download file

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