384 lines
8.9 KiB
PHP
384 lines
8.9 KiB
PHP
<?php
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/*
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+---------------------------------------------------------------------------
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| Invision Power Board 2.1.7
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| Invision Power KERNEL
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| =============================================
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| by Matthew Mecham
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| (c) 2001 - 2005 Invision Power Services, Inc.
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| http://www.invisionpower.com
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| =============================================
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| Web: http://www.invisionboard.com
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| http://www.ibresource.ru/products/invisionpowerboard/
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| Time: Tuesday 18th of July 2006 05:56:00 PM
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| Release: 52f408a29988b02f45b5e6f4ba5af0ae
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| Licence Info: http://www.invisionboard.com/?license
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| http://www.ibresource.ru/license
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+---------------------------------------------------------------------------
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| INVISION POWER BOARD IS NOT FREE / OPEN SOURCE!
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+---------------------------------------------------------------------------
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| INVISION POWER BOARD ÍÅ ßÂËßÅÒÑß ÁÅÑÏËÀÒÍÛÌ ÏÐÎÃÐÀÌÌÍÛÌ ÎÁÅÑÏÅ×ÅÍÈÅÌ!
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| Ïðàâà íà ÏÎ ïðèíàäëåæàò Invision Power Services
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| Ïðàâà íà ïåðåâîä IBResource (http://www.ibresource.ru)
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+---------------------------------------------------------------------------
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| > Communication Class: Allows data to be sent via HTTP:POST
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| > Script written by Matt Mecham
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| > Date started: Friday 6th January 2006 (12:24)
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+---------------------------------------------------------------------------
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*/
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/**
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* Class Communication
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*
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* Class to send data via HTTP:POST and return data
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*
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* @package IPS_KERNEL
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* @author Matt Mecham
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* @version 2.1
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*/
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if ( ! defined( 'IPS_CLASSES_PATH' ) )
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{
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/**
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* Define classes path
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*/
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define( 'IPS_CLASSES_PATH', dirname(__FILE__) );
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}
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/**
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* Class Communication
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*
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* Wrapper for getting file contents
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*
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* @package IPS_KERNEL
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* @author Matt Mecham
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* @version 2.1
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*/
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class class_communication
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{
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/**
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* Use sockets flag
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*
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* @var integer
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*/
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var $use_sockets = 0;
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/**
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* Error array
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*
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* @var array
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*/
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var $errors = array();
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/**
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* Key prefix
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* Prefix to identify communication strings
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*
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* @var string
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*/
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var $key_prefix = '__xsx__';
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/**#@+
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* Set Authentication
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*
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* @var strings
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*/
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var $auth_req = 0;
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var $auth_user;
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var $auth_pass;
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/**#@-*/
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/*-------------------------------------------------------------------------*/
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// Constructor
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/*-------------------------------------------------------------------------*/
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function class_communication()
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{
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}
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/*-------------------------------------------------------------------------*/
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// RECEIVE DATA
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/*-------------------------------------------------------------------------*/
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/**
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* Receive data from the "send" function
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*
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* @param array Array of fields to return
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* @return array Array of fields
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*/
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function communication_receive_data( $return_fields=array() )
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{
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//-----------------------------------------
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// INIT
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//-----------------------------------------
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$return_array = array();
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//-----------------------------------------
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// Get data...
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//-----------------------------------------
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foreach( $_REQUEST as $k => $v )
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{
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if ( strstr( $k, $this->key_prefix ) )
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{
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$k = str_replace( $this->key_prefix, '', $k );
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$return_array[ $k ] = $v;
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}
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}
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return $this->_filter_fields( $return_array );
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}
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/*-------------------------------------------------------------------------*/
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// SEND DATA
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/*-------------------------------------------------------------------------*/
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/**
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* Send the data
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*
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* @param string URI to post to
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* @param array Arry of post fields
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* @return string File data
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*/
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function communication_send_data( $file_location='', $post_array=array() )
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{
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if ( ! is_array( $post_array ) OR ! count( $post_array ) )
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{
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return FALSE;
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}
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if ( ! $file_location )
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{
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return FALSE;
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}
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return $this->_post_data( $file_location, $post_array );
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}
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/*-------------------------------------------------------------------------*/
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// Filter off fields
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/*-------------------------------------------------------------------------*/
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/**
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* Filter out fields (optional)
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*
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* @access private
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* @param array Array of fields to return
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* @return array Array of fields
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*/
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function _filter_fields( $in_fields=array(), $out_fields=array() )
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{
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//-----------------------------------------
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// INIT
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//-----------------------------------------
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$return_array = array();
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//-----------------------------------------
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// Check
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//-----------------------------------------
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if ( ! is_array( $in_fields ) or ! count( $in_fields ) )
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{
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return FALSE;
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}
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if ( ! is_array( $out_fields ) or ! count( $out_fields ) )
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{
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return $in_fields;
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}
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//-----------------------------------------
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// Get data...
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//-----------------------------------------
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foreach( $out_fields as $k => $type )
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{
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if ( $in_fields[ $k ] )
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{
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switch ( $type )
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{
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default:
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case 'string':
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case 'text':
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$return_array[ $k ] = trim( $in_fields[ $k ] );
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break;
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case 'int':
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case 'integar':
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$return_array[ $k ] = intval( $in_fields[ $k ] );
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break;
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case 'float':
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case 'floatval':
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$return_array[ $k ] = floatval( $in_fields[ $k ] );
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break;
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}
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}
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}
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return $return_array;
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}
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/*-------------------------------------------------------------------------*/
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// SEND DATA
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/*-------------------------------------------------------------------------*/
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/**
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* Get file contents (with sockets)
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*
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* @access private
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* @param string URI to post to
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* @param array Arry of post fields
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* @return string File data
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*/
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function _post_data( $file_location, $post_array )
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{
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//-------------------------------
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// INIT
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//-------------------------------
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$data = null;
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$fsocket_timeout = 10;
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$post_back = array();
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//-------------------------------
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// Fix up post string
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//-------------------------------
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foreach ( $post_array as $key => $val )
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{
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$post_back[] = $this->key_prefix . $key . '=' . urlencode($val);
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}
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$post_back_str = implode('&', $post_back);
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//-------------------------------
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// Parse URL
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//-------------------------------
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$url_parts = parse_url($file_location);
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if ( ! $url_parts['host'] )
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{
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$this->errors[] = "No host found in the URL '$file_location'!";
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return FALSE;
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}
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//-------------------------------
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// Finalize
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//-------------------------------
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$host = $url_parts['host'];
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$port = ( isset($url_parts['port']) ) ? $url_parts['port'] : 80;
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//-------------------------------
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// Tidy up path
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//-------------------------------
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if ( ! empty( $url_parts["path"] ) )
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{
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$path = $url_parts["path"];
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}
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else
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{
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$path = "/";
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}
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if ( ! empty( $url_parts["query"] ) )
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{
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$path .= "?" . $url_parts["query"];
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}
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//-------------------------------
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// Try CURL first...
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//-------------------------------
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if ( function_exists("curl_init") )
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{
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if ( $sock = curl_init() )
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{
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curl_setopt( $sock, CURLOPT_URL , $file_location );
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curl_setopt( $sock, CURLOPT_TIMEOUT , 15 );
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curl_setopt( $sock, CURLOPT_POST , TRUE );
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curl_setopt( $sock, CURLOPT_POSTFIELDS , $post_back_str );
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curl_setopt( $sock, CURLOPT_POSTFIELDSIZE , 0);
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curl_setopt( $sock, CURLOPT_RETURNTRANSFER , TRUE );
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$result = curl_exec($sock);
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curl_close($sock);
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return $result ? $result : FALSE;
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}
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}
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else
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{
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if ( ! $fp = @fsockopen( $host, $port, $errno, $errstr, $fsocket_timeout ) )
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{
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$this->errors[] = "CONNECTION REFUSED FROM $host";
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return FALSE;
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}
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else
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{
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$final_carriage = "";
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if ( ! $this->auth_req )
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{
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$final_carriage = "\r\n";
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}
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$header = "POST $path HTTP/1.0\r\n";
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$header .= "Host: $host\r\n";
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$header .= "Content-Type: application/x-www-form-urlencoded\r\n";
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$header .= "Content-Length: " . strlen($post_back_str) . "\r\n{$final_carriage}";
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if ( ! fputs( $fp, $header . $post_back_str ) )
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{
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$this->errors[] = "Unable to send request to $host!";
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return FALSE;
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}
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if ( $this->auth_req )
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{
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if( $this->auth_user && $this->auth_pass )
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{
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$header = "Authorization: Basic ".base64_encode("{$this->auth_user}:{$this->auth_pass}")."\r\n\r\n";
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if ( ! fputs( $fp, $header ) )
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{
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$this->errors[] = "Authorization Failed!";
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return FALSE;
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}
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}
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}
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}
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@stream_set_timeout($fp, $fsocket_timeout);
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$status = @socket_get_status($fp);
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while( ! feof($fp) && ! $status['timed_out'] )
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{
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$data .= fgets ($fp,8192);
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$status = socket_get_status($fp);
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}
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fclose ($fp);
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//-------------------------------
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// Strip headers
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//-------------------------------
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$tmp = split("\r\n\r\n", $data, 2);
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$data = $tmp[1];
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return $data;
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}
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}
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}
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?>
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