Jomblo1

<?php
///wp-file-upload/wordpress_file_upload.php
session_start();
/*
Plugin Name: Wordpress File Upload
Plugin URI: http://www.iptanus.com/support/wordpress-file-upload
Description: Simple interface to upload files from a page.
Version: 2.4.1
Author: Nickolas Bossinas
Author URI: http://www.iptanus.com
*/

/*
Wordpress File Upload (Wordpress Plugin)
Copyright (C) 2010-2014 Nickolas Bossinas
Contact me at http://www.iptanus.com

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

//set global db variables
$wfu_tb_log_version = "1.0";
$wfu_tb_userdata_version = "1.0";

/* do not load plugin if this is the login page */
$uri = $_SERVER['REQUEST_URI'];
if ( strpos($uri, 'wp-login.php') !== false ) return;

DEFINE("WPFILEUPLOAD_DIR", '/'.PLUGINDIR .'/'.dirname(plugin_basename (__FILE__)).'/');
add_shortcode("wordpress_file_upload", "wordpress_file_upload_handler");
load_plugin_textdomain('wordpress-file-upload', false, dirname(plugin_basename (__FILE__)).'/languages');
/* do not load styles and scripts in admin pages */
if ( is_admin() ) {
    if ( strpos($uri, "options-general.php") !== false ) {
        wp_enqueue_style('wordpress-file-upload-admin-style', WPFILEUPLOAD_DIR.'css/wordpress_file_upload_adminstyle.css',false,'1.0','all');
        wp_enqueue_style( 'wp-color-picker' );
        wp_enqueue_script('wordpress_file_upload_admin_script', WPFILEUPLOAD_DIR.'js/wordpress_file_upload_adminfunctions.js', array( 'wp-color-picker' ), false, true);
        wp_enqueue_script('wordpress_file_upload_classname_script', WPFILEUPLOAD_DIR.'js/getElementsByClassName-1.0.1.js');
        $AdminParams = array("wfu_ajax_url" => site_url()."/wp-admin/admin-ajax.php");
        wp_localize_script( 'wordpress_file_upload_admin_script', 'AdminParams', $AdminParams );
    }
}
else {
//  wp_enqueue_style('wordpress-file-upload-reset', WPFILEUPLOAD_DIR.'css/wordpress_file_upload_reset.css',false,'1.0','all');
    wp_enqueue_style('wordpress-file-upload-style', WPFILEUPLOAD_DIR.'css/wordpress_file_upload_style.css',false,'1.0','all');
    wp_enqueue_style('wordpress-file-upload-style-safe', WPFILEUPLOAD_DIR.'css/wordpress_file_upload_style_safe.css',false,'1.0','all');
    wp_enqueue_script('json_class', WPFILEUPLOAD_DIR.'js/json2.js');
    wp_enqueue_script('wordpress_file_upload_script', WPFILEUPLOAD_DIR.'js/wordpress_file_upload_functions.js');
}
add_action('admin_menu', 'wordpress_file_upload_add_admin_pages');
register_activation_hook(__FILE__,'wordpress_file_upload_install');
add_action('plugins_loaded', 'wordpress_file_upload_update_db_check');
//ajax actions
add_action('wp_ajax_wfu_ajax_action', 'wfu_ajax_action_callback');
add_action('wp_ajax_nopriv_wfu_ajax_action', 'wfu_ajax_action_callback');
add_action('wp_ajax_wfu_ajax_action_send_email_notification', 'wfu_ajax_action_send_email_notification');
add_action('wp_ajax_nopriv_wfu_ajax_action_send_email_notification', 'wfu_ajax_action_send_email_notification');
add_action('wp_ajax_wfu_ajax_action_notify_wpfilebase', 'wfu_ajax_action_notify_wpfilebase');
add_action('wp_ajax_nopriv_wfu_ajax_action_notify_wpfilebase', 'wfu_ajax_action_notify_wpfilebase');
add_action('wp_ajax_wfu_ajax_action_save_shortcode', 'wfu_ajax_action_save_shortcode');
add_action('wp_ajax_wfu_ajax_action_read_subfolders', 'wfu_ajax_action_read_subfolders');
add_action('wp_ajax_wfu_ajax_action_download_file', 'wfu_ajax_action_download_file');
wfu_include_lib();

function wfu_include_lib() {
    if ( $handle = opendir(plugin_dir_path( __FILE__ )."lib/") ) {
        $blacklist = array('.', '..');
        while ( false !== ($file = readdir($handle)) )
            if ( !in_array($file, $blacklist) )
                include_once plugin_dir_path( __FILE__ )."lib/".$file;
        closedir($handle);
    }
}

/* exit if we are in admin pages (in case of ajax call) */
if ( is_admin() ) return;

function wordpress_file_upload_handler($incomingfrompost) {
    //process incoming attributes assigning defaults if required
    $defs = wfu_attribute_definitions();
    $defs_indexed = array();
    foreach ( $defs as $def ) $defs_indexed[$def["attribute"]] = $def["value"];
    $incomingfrompost = shortcode_atts($defs_indexed, $incomingfrompost);
    //run function that actually does the work of the plugin
    $wordpress_file_upload_output = wordpress_file_upload_function($incomingfrompost);
    //send back text to replace shortcode in post
    return $wordpress_file_upload_output;
}

function wordpress_file_upload_function($incomingfromhandler) {
    global $post;
    global $blog_id;
    $params = wfu_plugin_parse_array($incomingfromhandler);
    $sid = $params["uploadid"];
    // store current page id in params array
    $params["pageid"] = $post->ID;

    $_SESSION['wfu_token_'.$sid] = uniqid(mt_rand(), TRUE);

    $user = wp_get_current_user();
    $widths = wfu_decode_dimensions($params["widths"]);
    $heights = wfu_decode_dimensions($params["heights"]);

    $uploadedfile = 'uploadedfile_'.$sid;
    $hiddeninput = 'hiddeninput_'.$sid;
    $adminerrorcodes = 'adminerrorcodes_'.$sid;
    $upload_clickaction = 'wfu_redirect_to_classic('.$sid.', \''.$_SESSION['wfu_token_'.$sid].'\' , 0, 0);';

    //check if user is allowed to view plugin, otherwise do not generate it
    $uploadroles = explode(",", $params["uploadrole"]);
    foreach ( $uploadroles as &$uploadrole ) {
        $uploadrole = strtolower(trim($uploadrole));
    }
    $plugin_upload_user_role = wfu_get_user_role($user, $uploadroles);
    if ( !in_array($plugin_upload_user_role, $uploadroles) && $plugin_upload_user_role != 'administrator' && $params["uploadrole"] != 'all' ) return;

    //activate debug mode only for admins
    if ( $plugin_upload_user_role != 'administrator' ) $params["debugmode"] = "false";

    $params["adminmessages"] = ( $params["adminmessages"] == "true" && $plugin_upload_user_role == 'administrator' );
    // define variable to hold any additional admin errors coming before processing of files (e.g. due to redirection)
    $params["adminerrors"] = "";

    /* Define dynamic upload path from variables */
    $search = array ('/%userid%/', '/%username%/', '/%blogid%/', '/%pageid%/', '/%pagetitle%/');
    if ( is_user_logged_in() ) $username = $user->user_login;
    else $username = "guests";
    $replace = array ($user->ID, $username, $blog_id, $post->ID, get_the_title($post->ID));
    $params["uploadpath"] = preg_replace($search, $replace, $params["uploadpath"]);

    /* Determine if userdata fields have been defined */
    $userdata_fields = array();
    if ( $params["userdata"] == "true" && $params["userdatalabel"] != "" ) {
        $userdata_rawfields = explode("/", $params["userdatalabel"]);
        foreach ($userdata_rawfields as $userdata_rawitem) {
            if ( $userdata_rawitem != "" ) {
                $is_required = ( $userdata_rawitem[0] == "*" ? "true" : "false" );
                if ( $is_required == "true" ) $userdata_rawitem = substr($userdata_rawitem, 1);
                if ( $userdata_rawitem != "" ) {
                    array_push($userdata_fields, array( "label" => $userdata_rawitem, "required" => $is_required ));
                }
            }
        }

    }
    $params["userdata_fields"] = $userdata_fields;

    /* Prepare information about directory or selection of target subdirectory */
    $subfolders = wfu_prepare_subfolders_block($params, $widths, $heights);
    $subfolders_item = $subfolders['item'];
    $params['subfoldersarray'] = $subfolders['paths'];

//____________________________________________________________________________________________________________________________________________________________________________________

    if ( $params['forceclassic'] != "true" ) {
//**************section to put additional options inside params array**************
        $params['subdir_selection_index'] = "-1";
//**************end of section of additional options inside params array**************


//  below this line no other changes to params array are allowed


//**************section to save params as Wordpress options**************
//      every params array is indexed (uniquely identified) by three fields:
//          - the page that contains the shortcode
//          - the id of the shortcode instance (because there may be more than one instances of the shortcode inside a page)
//          - the user that views the plugin (because some items of the params array are affected by the user name)
//      the wordpress option "wfu_params_index" holds an array of combinations of these three fields, together with a randomly generated string that corresponds to these fields.
//      the wordpress option "wfu_params_xxx", where xxx is the randomly generated string, holds the params array (encoded to string) that corresponds to this string.
//      the structure of the "wfu_params_index" option is as follows: "a1||b1||c1||d1&&a2||b2||c2||d2&&...", where
//          - a is the randomly generated string (16 characters)
//          - b is the page id
//          - c is the shortcode id
//          - d is the user name
        $params_index = wfu_generate_current_params_index($sid, $user->user_login);
        $params_str = wfu_encode_array_to_string($params);
        update_option('wfu_params_'.$params_index, $params_str);
        $ajax_params['shortcode_id'] = $sid;
        $ajax_params['params_index'] = $params_index;
        $ajax_params['debugmode'] = $params["debugmode"];
        $ajax_params['is_admin'] = ( $plugin_upload_user_role == 'administrator' ? "true" : "false" );
        $ajax_params["error_header"] = $params["errormessage"];
        $ajax_params["fail_colors"] = $params["failmessagecolors"];

        $ajax_params_str = wfu_encode_array_to_string($ajax_params);
        $upload_clickaction = 'wfu_HTML5UploadFile('.$sid.', \''.$ajax_params_str.'\', \''.$_SESSION['wfu_token_'.$sid].'\')';
    }
    $upload_onclick = ' onclick="'.$upload_clickaction.'"';

    /* Prepare the title */
    $title_item = wfu_prepare_title_block($params, $widths, $heights);
    /* Prepare the text box showing filename */
    $textbox_item = wfu_prepare_textbox_block($params, $widths, $heights);
    /* Prepare the upload form */
    $additional_params = array( );
    $uploadform_item = wfu_prepare_uploadform_block($params, $widths, $heights, $upload_clickaction, $additional_params);
    /* Prepare the submit button */
    $submit_item = wfu_prepare_submit_block($params, $widths, $heights, $upload_clickaction);
    /* Prepare the progress bar */
    $progressbar_item = wfu_prepare_progressbar_block($params, $widths, $heights);
    /* Prepare the message */
    $message_item = wfu_prepare_message_block($params, $widths, $heights);
    /* Prepare user data */
    $userdata_item = wfu_prepare_userdata_block($params, $widths, $heights);

    /* Compose the html code for the plugin */
    $wordpress_file_upload_output = "";
    $wordpress_file_upload_output .= '<div id="wordpress_file_upload_block_'.$sid.'" class="file_div_clean">';
    $itemplaces = explode("/", $params["placements"]);
    foreach ( $itemplaces as $section ) {
        $items_in_section = explode("+", trim($section));
        $section_array = array( );
        foreach ( $items_in_section as $item_in_section ) {
            $item_in_section = strtolower(trim($item_in_section));
            if ( $item_in_section == "title" ) array_push($section_array, $title_item);
            elseif ( $item_in_section == "filename" ) array_push($section_array, $textbox_item);
            elseif ( $item_in_section == "selectbutton" ) array_push($section_array, $uploadform_item);
            elseif ( $item_in_section == "uploadbutton" && $params["singlebutton"] != "true" ) array_push($section_array, $submit_item);
            elseif ( $item_in_section == "subfolders" ) array_push($section_array, $subfolders_item);
            elseif ( $item_in_section == "progressbar" ) array_push($section_array, $progressbar_item);
            elseif ( $item_in_section == "message" ) array_push($section_array, $message_item);
            elseif ( $item_in_section == "userdata" && $params["userdata"] == "true" ) array_push($section_array, $userdata_item);
        }
        $wordpress_file_upload_output .= call_user_func_array("wfu_add_div", $section_array);
    }
    /* Append mandatory blocks, if have not been included in placements attribute */
    if ( $params["userdata"] == "true" && strpos($params["placements"], "userdata") === false ) {
        $section_array = array( );
        array_push($section_array, $userdata_item);
        $wordpress_file_upload_output .= call_user_func_array("wfu_add_div", $section_array);
    }
    if ( strpos($params["placements"], "selectbutton") === false ) {
        $section_array = array( );
        array_push($section_array, $uploadform_item);
        $wordpress_file_upload_output .= call_user_func_array("wfu_add_div", $section_array);
    }

    /* Pass constants to javascript */
    $consts = wfu_set_javascript_constants();
    $handler = 'function() { wfu_Initialize_Consts("'.$consts.'") }';
    $wordpress_file_upload_output .= "\n\t".'<script type="text/javascript">if(window.addEventListener) { window.addEventListener("load", '.$handler.', false); } else if(window.attachEvent) { window.attachEvent("onload", '.$handler.'); } else { window["onload"] = '.$handler.'; }</script>';
    $wordpress_file_upload_output .= '</div>';
//  $wordpress_file_upload_output .= '<div>';
//  $wordpress_file_upload_output .= wfu_test_admin();
//  $wordpress_file_upload_output .= '</div>';

//  The plugin uses sessions in order to detect if the page was loaded due to file upload or
//  because the user pressed the Refresh button (or F5) of the page.
//  In the second case we do not want to perform any file upload, so we abort the rest of the script.
    if ( $_SESSION['wfu_check_refresh_'.$sid] != "form button pressed" ) {
        $_SESSION['wfu_check_refresh_'.$sid] = 'do not process';
        $wordpress_file_upload_output .= wfu_post_plugin_actions($params);
        return $wordpress_file_upload_output."\n";
    }
    $_SESSION['wfu_check_refresh_'.$sid] = 'do not process';
    $params["upload_start_time"] = $_SESSION['wfu_start_time_'.$sid];

//  The plugin uses two ways to upload the file:
//      - The first one uses classic functionality of an HTML form (highest compatibility with browsers but few capabilities).
//      - The second uses ajax (HTML5) functionality (medium compatibility with browsers but many capabilities, like no page refresh and progress bar).
//  The plugin loads using ajax functionality by default, however if it detects that ajax functionality is not supported, it will automatically switch to classic functionality.
//  The next line checks to see if the form was submitted using ajax or classic functionality.
//  If the uploaded file variable stored in $_FILES ends with "_redirected", then it means that ajax functionality is not supported and the plugin must switch to classic functionality.
    if ( isset($_FILES[$uploadedfile.'_redirected']) ) $params['forceclassic'] = "true";

    if ( $params['forceclassic'] != "true" ) {
        $wordpress_file_upload_output .= wfu_post_plugin_actions($params);
        return $wordpress_file_upload_output."\n";
    }

//  The section below is executed when using classic upload methods
    if ( isset( $_POST[$adminerrorcodes] ) ) {
        $code = $_POST[$adminerrorcodes];
        if ( $code == "" ) $params['adminerrors'] = "";
        elseif ( $code == "1" || $code == "2" || $code == "3" ) $params['adminerrors'] = constant('WFU_ERROR_REDIRECTION_ERRORCODE'.$code);
        else $params['adminerrors'] = WFU_ERROR_REDIRECTION_ERRORCODE0;
    }

    $params['subdir_selection_index'] = -1;
    if ( isset( $_POST[$hiddeninput] ) ) $params['subdir_selection_index'] = $_POST[$hiddeninput];

    $wfu_process_file_array = wfu_process_files($params, 'no_ajax');
    $safe_output = $wfu_process_file_array["general"]['safe_output'];
    unset($wfu_process_file_array["general"]['safe_output']);

    $wfu_process_file_array_str = wfu_encode_array_to_string($wfu_process_file_array);
    $ProcessUploadComplete_functiondef = 'function(){wfu_ProcessUploadComplete('.$sid.', 1, "'.$wfu_process_file_array_str.'", "no-ajax", "", "", "'.$safe_output.'", ["false", "", "false"]);}';
    $wordpress_file_upload_output .= '<script type="text/javascript">window.onload='.$ProcessUploadComplete_functiondef.'</script>';

    $wordpress_file_upload_output .= wfu_post_plugin_actions($params);
    return $wordpress_file_upload_output."\n";
}

function wfu_post_plugin_actions($params) {
    $echo_str = '';

    return $echo_str;
}

?>