PHP through Curl simulation login DZ Forum

This article to introduce you to the students about PHP Curl Mock Landing Forum and collect data instances, if you are interested in using Curl Analog login function can be entered for reference.

Libcurl also supports HTTPS authentication, HTTP POST, HTTP put, FTP upload (This can also be done via PHP ftp extension), HTTP based on form upload, agent, cookies and user name + password authentication.

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<?php $discuz _url = ' http://www.jb51.net/';//Forum address $login _url = $discuz _url. ' Login.php?action=login ';//login page address   $post _fields = Array (); The following two items do not need to be modified $post _fields[' loginfield '] = ' username '; $post _fields[' loginsubmit '] = ' true '; Username and password must be filled in $post _fields[' username '] = ' tianxin '; $post _fields[' password '] = ' 111111 '; Security Questions $post _fields[' questionid '] = 0; $post _fields[' answer '] = '; @todo Verification Code $post _fields[' seccodeverify '] = '; Gets the form Formhash $ch = Curl_init ($login _url); curl_setopt ($ch, Curlopt_header, 0); curl_setopt ($ch, Curlopt_returntransfer, 1); $contents = curl_exec ($ch); Curl_close ($ch); Preg_match ('/<inputs*type= "hidden" s*name= "Formhash" s*value= "(. *?)" S*/>/i ', $contents, $matches); if (!empty ($matches)) {$formhash = $matches [1];} else {die (' not found the Forumhash. ');}  //post data, get Cookie,cooki E files are placed in the temp directory of the Web site $cookie _file = Tempnam ('./temp ', ' cookies '); $ch = Curl_init ($login _url); curl_setopt ($ch, Curlopt_header, 0); curl_setopt ($ch, Curlopt_returntransfer, 1); curl_setopt ($ch, Curlopt_post, 1); curl_setopt ($ch, Curlopt_postfields, $post _fields); curl_setopt ($ch, Curlopt_cookiejar, $cookie _file); Curl_exec ($ch); Curl_close ($ch); Take the key cookie file can take a cookie file to simulate posting, FID for the forum's column ID $send _url = $discuz _url. " Post.php?action=newthread&fid=2 ";   $ch = Curl_init ($send _url); curl_setopt ($ch, Curlopt_header, 0); curl_setopt ($ch, Curlopt_returntransfer, 1); curl_setopt ($ch, Curlopt_cookiefile, $cookie _file); $contents = curl_exec ($ch); Curl_close ($ch); Here the hash code and the landing window of the hash code is not quite the same, here hidden an id attribute preg_match ('/<inputs*type= "hidden" s*name= "Formhash" s*id= " Formhash "S*value=" (. *?) " S*/>/i ', $contents, $matches); if (!empty ($matches)) {$formhash = $matches [1];} else {die (' not found the Forumhash. ');}   $post _data = Array (); Post title $post _data[' subject '] = ' test2 '; Post content $post _data[' message '] = ' test2 '; $post _data[' topicsubmit '] = "yes"; $post _data[' extra '] = '; Post tags $post _data[' tags '] = ' test '; The hash code of the post, this very key! If this hash code is missing, Discuz willWarn you that the page is incorrect $post _data[' Formhash ']= $formhash;   $ch = Curl_init ($send _url); curl_setopt ($ch, Curlopt_referer, $send _url); Camouflage Referer curl_setopt ($ch, Curlopt_header, 0); curl_setopt ($ch, Curlopt_returntransfer, 0); curl_setopt ($ch, Curlopt_cookiefile, $cookie _file); curl_setopt ($ch, Curlopt_post, 1); curl_setopt ($ch, Curlopt_postfields, $post _data); $contents = curl_exec ($ch); Curl_close ($ch); Clean cookie file unlink ($cookie _file);?>

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