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swutil.php
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swutil.php
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<?php
/*
Reportico - PHP Reporting Tool
Copyright (C) 2010-2011 Peter Deed
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 2
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* File: swutil.php
*
* Contains utility functions required during Reportico operation
*
* @link http://www.reportico.org/
* @copyright 2010-2011 Peter Deed
* @author Peter Deed <info@reportico.org>
* @package Reportico
* @license - http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
* @version $Id: swutil.php,v 1.38 2014/05/16 23:03:00 peter Exp $
*/
global $g_error_status;
// System Error Handling and Debug Tracking Variables
$g_system_errors = array();
$g_code_area = "";
$g_system_debug = array();
$g_debug_mode = false;
$g_error_status = false;
// Debug Levels
define('SW_DEBUG_NONE', 0);
define('SW_DEBUG_LOW', 1);
define('SW_DEBUG_MEDIUM', 2);
define('SW_DEBUG_HIGH', 3);
define('SW_DEFAULT_IND', '.');
global $g_session_namespace;
// Ensure that sessions from different browser windows on same devide
// target separate SESSION_ID
function set_up_reportico_session()
{
// Get current session
$session_name = session_id();
// Check for Posted Session Name and use that if specified
if (isset($_REQUEST['reportico_session_name']))
{
$session_name = $_REQUEST['reportico_session_name'];
if ( preg_match("/_/", $session_name ) )
{
$ar = explode("_", $session_name);
global $g_session_namespace;
global $g_session_namespace_key;
$g_session_namespace = $ar[1];
if ( $g_session_namespace )
$g_session_namespace_key = "reportico_".$g_session_namespace;
// Set session to join only if it is not NS meaning its called from framework and existing session
// should be used
if ( $ar[0] != "NS" )
$session_name = $ar[0];
}
}
// If the session_name starts with NS_ then it is a namespace for reportico
// embedded in a framework or for multiple concurrent reportico instances
// , so set the current namespace. All sessiion variables for this namespace
// will be stored in a namspaces specific session array
if ( strlen($session_name) >= 3 && substr($session_name, 0, 3) == "NS_" )
{
if ( !$session_name || !isset($_SESSION))
session_start();
global $g_session_namespace;
global $g_session_namespace_key;
$g_session_namespace = substr($session_name, 3);
// IF NS_NEW passed then autogenerate session namespace from current time
if ( $g_session_namespace == "NEW" )
{
$g_session_namespace = date("YmdHis");
}
if ( $g_session_namespace )
$g_session_namespace_key = "reportico_".$g_session_namespace;
if (isset($_REQUEST['clear_session']) && isset($_SESSION))
{
initialize_reportico_namespace(reportico_namespace());
}
return;
}
// If no current session start one, or if request to clear session (it really means clear namespace)
// then clear this out
if ( !$session_name || isset($_REQUEST['clear_session']))
{
// If no session current then create a new one
if ( !$session_name || !isset($_SESSION))
{
session_start();
}
if ( isset($_REQUEST['new_session']) && $_REQUEST['new_session'])
session_regenerate_id(false);
//unset_reportico_session_param("template");
//session_regenerate_id(false);
$session_name = session_id();
if (isset($_REQUEST['clear_session']))
{
initialize_reportico_namespace(reportico_namespace());
}
}
else
{
if ( session_id() != $session_name )
{
session_id($session_name);
session_start();
}
$session_name = session_id();
}
}
/*
* Cleanly shuts doen session
*/
function close_reportico_session()
{
}
function convertYMDtoLocal($in_time, $from_format, $to_format)
{
// Allow a time to be blank
if ( trim($in_time) == "" )
return " ";
$from_format = get_locale_date_format ( $from_format );
$to_format = get_locale_date_format ( $to_format );
if ( !class_exists("DateTime", false ) || !method_exists("DateTime", "createFromFormat" ) )
{
//handle_error("This version of PHP does not have the DateTime class. Must be PHP >= 5.3 to use date criteria");
//return false;
$retval = reformatDate($from_format, $to_format, $in_time );
return $retval;
}
try {
$datetime = DateTime::createFromFormat($from_format, $in_time);
if ( !$datetime )
{
handle_error("Date value '$in_time' is expected in date format $from_format");
return false;
}
$retval =$datetime->format ( $to_format );
}
catch(Exception $e) {
handle_error("Error in date formatting<BR>".$e->getMessage());
return "";
}
return $retval;
}
// Based on the users working language, returns the language code
// for loading the apprpriate data picket
function get_datepicker_language($in_format)
{
$retval = "";
switch ( $in_format )
{
case "en-GB": $retval = "en-GB"; break;
case "ar-DZ": $retval = "ar-DZ"; break;
case "en-AU": $retval = "en-AU"; break;
case "en-NZ": $retval = "en-NZ"; break;
case "fr-CN": $retval = "fr-CH"; break;
case "pt-BR": $retval = "pt-BR"; break;
case "sr-SR": $retval = "sr-SR"; break;
case "zh-HK": $retval = "zh-HK"; break;
case "zh-TW": $retval = "zh-TW"; break;
case "zh-CN": $retval = "zh-CN"; break;
case "en_gb": $retval = "en-GB"; break;
case "ar_dz": $retval = "ar-DZ"; break;
case "en_au": $retval = "en-AU"; break;
case "en_nz": $retval = "en-NZ"; break;
case "fr_cn": $retval = "fr-CH"; break;
case "pt_br": $retval = "pt-BR"; break;
case "sr_sr": $retval = "sr-SR"; break;
case "zh_hk": $retval = "zh-HK"; break;
case "zh_tw": $retval = "zh-TW"; break;
case "zh_cn": $retval = "zh-CN"; break;
default:
$retval = substr($in_format, 0, 2);
}
return $retval;
}
// Based on the users working date format, returns the appropriate format
// for the JUI date picker routine
function get_datepicker_format($in_format)
{
$retval = "";
switch ( $in_format )
{
case "d-m-Y": $retval = "dd-mm-yy"; break;
case "d/m/Y": $retval = "dd/mm/yy"; break;
case "m/d/Y": $retval = "mm/dd/yy"; break;
case "m-d-Y": $retval = "mm-dd-yy"; break;
case "Y/m/d": $retval = "yy/mm/dd"; break;
case "Y-m-d": $retval = "yy-mm-dd"; break;
default:
$retval = "dd/mm/yy";
}
return $retval;
}
function parse_date($in_keyword, $in_time = false, $in_mask = "%d/%m/%Y" )
{
if ( preg_match("/^{.*}$/", $in_keyword ) )
{
$in_keyword = preg_replace("/{\"*([^\"]*)\"*}/", "$1", $in_keyword);
$datetime = new DateTime("$in_keyword");
return $datetime->format($in_mask);
}
// To handle date ranges/date criteria that need to have the field set to blank
if ( $in_keyword == "BLANK" )
return " ";
$in_mask = get_locale_date_format ( $in_mask );
if ( !$in_time )
{
$in_time = time();
}
$now = localtime($in_time, true);
// Begin calculating the required data/time value
switch ( $in_keyword )
{
case "FIRSTOFLASTMONTH":
$now["tm_mday"] = 1;
$now["tm_mon"]--;
if ( $now["tm_mon"] < 0 )
{
$now["tm_year"]--;
$now["tm_mon"]=11;
}
break;
case "FIRSTOFYEAR":
$now["tm_mday"] = 1;
$now["tm_mon"] = 0;
break;
case "FIRSTOFLASTYEAR":
$now["tm_mday"] = 1;
$now["tm_mon"] = 0;
$now["tm_year"]--;
break;
case "LASTOFYEAR":
$now["tm_mday"] = 31;
$now["tm_mon"] = 11;
break;
case "LASTOFLASTYEAR":
$now["tm_mday"] = 31;
$now["tm_mon"] = 11;
$now["tm_year"]--;
break;
case "LASTOFLASTMONTH":
case "FIRSTOFMONTH":
$now["tm_mday"] = 1;
break;
case "LASTOFMONTH":
$now["tm_mday"]= 1;
$now["tm_mon"]++;
if ( $now["tm_mon"] == 12 )
{
$now["tm_year"]++;
$now["tm_mon"]=0;
}
break;
case "STARTOFWEEK":
case "ENDOFWEEK":
case "STARTOFLASTWEEK":
case "ENDOFLASTWEEK":
case "YESTERDAY":
case "TOMORROW":
case "TODAY":
break;
default:
return $in_keyword;
}
if ( $now["tm_year"] < 1000 )
$now["tm_year"] += 1900;
// Convert the modified date time values back to to UNIX time
$new_time = mktime($now["tm_hour"], $now["tm_min"],
$now["tm_sec"], $now["tm_mon"] + 1,
$now["tm_mday"], $now["tm_year"]);
//$now["tm_isdst"] );
// Apply any element transformations to get the reuqired UNIX date
switch ( $in_keyword )
{
case "YESTERDAY":
$new_time -= 60 * 60 * 24;
break;
case "TOMORROW":
$new_time += 60 * 60 * 24;
break;
case "LASTOFLASTMONTH":
case "LASTOFMONTH":
$new_time -= 60 * 60 * 24;
break;
case "STARTOFWEEK":
///$new_time = strtotime("last Saturday");
$new_time = strtotime("this week");
break;
case "ENDOFWEEK":
$new_time = strtotime("next week - 1 day");
break;
case "STARTOFLASTWEEK":
///$new_time = strtotime("last Saturday");
$new_time = strtotime("last week");
break;
case "ENDOFLASTWEEK":
$new_time = strtotime("this week - 1 day");
break;
case "FIRSTOFMONTH":
default:
break;
}
if ( !class_exists("DateTime", false ) )
{
handle_error("This version of PHP does not have the DateTime class. Must be PHP >= 5.3 to use date criteria");
return false;
}
try {
$datetime = new DateTime("@$new_time");
}
catch(Exception $e) {
handle_error("Error in date formatting<BR>".$e->getMessage());
return "";
}
$ret =$datetime->format ( $in_mask );
return($ret);
}
// -----------------------------------------------------------------------------
// Function : convert_date_range_defaults_to_dates
// Takes a date default string and converts to an array of dates
// Handles the fact that dates may contain "-" characters and the date range specifier
// is indicated by a "-" too
// -----------------------------------------------------------------------------
function convert_date_range_defaults_to_dates($in_type, $in_string, &$range_start, &$range_end)
{
$retval = true;
if ( $in_type == "DATE" )
{
$elar = preg_split("/-/", $in_string);
if ( count($elar) == 1 )
$range_start = $in_string;
else if ( count($elar) == 3 ) // Specified in xx-xx-xx format
$range_start = $elar[0]."-".$elar[1]."-".$elar[2];
else
{
$retval = false;
$range_start = "TODAY";
}
}
if ( $in_type == "DATERANGE" )
{
$range_start = "TODAY";
$range_end = "TODAY";
$elar = preg_split("/-/", $in_string);
if ( count($elar) == 2 )
{
$range_start = $elar[0];
$range_end = $elar[1];
}
else if ( count($elar) == 6 ) // Specified in xx-xx-xx format
{
$range_start = $elar[0]."-".$elar[1]."-".$elar[2];
$range_end = $elar[3]."-".$elar[4]."-".$elar[5];
}
else if ( count($elar) == 4 && is_numeric($elar[0]) && is_numeric($elar[1]) && is_numeric($elar[2]) && !is_numeric($elar[3] ) ) // Specified in xx-xx-xx format
{
$range_start = $elar[0]."-".$elar[1]."-".$elar[2];
$range_end = $elar[3];
}
else if ( count($elar) == 4 && is_numeric($elar[1]) && is_numeric($elar[2]) && is_numeric($elar[3]) && !is_numeric($elar[0] ) ) // Specified in xx-xx-xx format
{
$range_start = $elar[0];
$range_end = $elar[1]."-".$elar[2]."-".$elar[3];
}
else
{
$retval = false;
$range_start = "TODAY";
$range_end = "TODAY";
}
}
return $retval;
}
function get_query_column_value( $name, &$arr )
{
$ret = "NONE";
foreach($arr as $val)
{
if ( $val->query_name == $name )
{
return $val->column_value;
}
}
//foreach($arr as $val)
//{
//return $val->column_value;
//}
//return $name;
}
function get_query_column( $name, &$arr )
{
foreach($arr as $k => $val)
{
if ( $val->query_name == $name )
return $arr[$k];
}
return false;
}
function get_group_column( $name, &$arr )
{
foreach($arr as $k => $val)
{
if ( $val->group_name == $name )
return $arr[$k];
}
return false;
}
function &get_db_image_string(
$in_driver,
$in_dbname,
$in_hostname,
$in_sql,
$in_conn = false
)
{
$rs = false;
if ( !$in_conn )
{
$hostname = $in_hostname;
$dbname = $in_dbname;
$driver = $in_driver;
$ado_connection = NewADOConnection($driver);
$ado_connection->SetFetchMode(ADODB_FETCH_ASSOC);
$ado_connection->PConnect($hostname,'','',$dbname);
$rs = $ado_connection->Execute($in_sql)
or die("Query failed : " . $ado_connection->ErrorMsg());
}
else
{
$rs = $in_conn->Execute($in_sql)
or die("Query failed : " . $in_conn->ErrorMsg());
}
$line = $rs->FetchRow();
if ( $line )
foreach ( $line as $col )
{
$data = $col;
break;
}
else
$data = false;
return $data;
$rs->Close();
}
function key_value_in_array($in_arr, $in_key)
{
if ( array_key_exists($in_key, $in_arr) )
$ret = $in_arr[$in_key];
else
$ret = false;
return ( $ret );
}
function get_request_item($in_val, $in_default = false, $in_default_condition = true)
{
if ( array_key_exists($in_val, $_REQUEST) )
$ret = $_REQUEST[$in_val];
else
$ret = false;
if ( $in_default && $in_default_condition && !$ret )
$ret = $in_default;
return ( $ret );
}
function session_item($in_item, $in_default = false)
{
$ret = false;
if ( isset_reportico_session_param ($in_item ) )
$ret = get_reportico_session_param($in_item);
if ( !$ret )
$ret = false;
if ( $in_default && !$ret )
$ret = $in_default;
set_reportico_session_param($in_item, $ret);
return ( $ret );
}
function session_request_item($in_item, $in_default = false, $in_default_condition = true)
{
$ret = false;
if ( isset_reportico_session_param ($in_item ) )
$ret = get_reportico_session_param($in_item);
if ( array_key_exists($in_item, $_REQUEST) )
$ret = $_REQUEST[$in_item];
if ( !$ret )
$ret = false;
if ( $in_default && $in_default_condition && !$ret )
$ret = $in_default;
set_reportico_session_param($in_item, $ret);
return ( $ret );
}
function get_checkbox_value($in_tag)
{
if ( array_key_exists($in_tag, $_REQUEST) )
return true;
else
return false;
}
function hhmmss_to_seconds($in_hhmmss)
{
$ar = explode(":", $in_hhmmss);
if ( count($ar) != 3 )
return(0);
if ( preg_match( "/ /", $in_hhmmss ) )
return(0);
$secs = (int)$ar[0] * 3600;
$secs += (int)$ar[1] * 60;
$secs += (int)$ar[2];
$first = substr($in_hhmmss, 0, 1);
if ( $first == "-" )
$secs = -$secs;
return($secs);
}
// Debug Message Handler
function handle_debug($dbgstr, $in_level)
{
global $g_system_debug;
global $g_code_area;
global $g_debug_mode;
//if ( $g_debug_mode )
//{
if ( $g_debug_mode >= $in_level )
{
$g_system_debug[] = array (
"dbgstr" => $dbgstr,
"dbgarea" => $g_code_area
);
}
//}
}
// User Error Handler
function handle_error($errstr, $type = E_USER_ERROR)
{
global $g_system_debug;
global $g_code_area;
global $g_errors;
$g_errors = true;
trigger_error($errstr, $type);
}
// exception handler function
function ExceptionHandler($exception)
{
echo "<PRE>";
echo $exception->getMessage();
echo $exception->getTraceAsString();
echo "</PRE>";
}
// error handler function
function ErrorHandler($errno, $errstr, $errfile, $errline)
{
global $g_system_errors;
global $g_error_status;
global $g_code_area;
global $g_code_source;
switch ( $errno )
{
case E_ERROR:
$errtype = sw_translate("Error");
break;
case E_NOTICE:
$errtype = sw_translate("Notice");
break;
case E_USER_ERROR:
$errtype = sw_translate("Error");
break;
case E_USER_WARNING:
$errtype = sw_translate("");
break;
case E_USER_NOTICE:
$errtype = sw_translate("");
break;
case E_WARNING:
$errtype = sw_translate("");
break;
default :
$errtype = sw_translate("Fatal Error");
}
// Avoid adding duplicate errors
if ( !$g_system_errors )
$g_system_errors = array();
foreach ( $g_system_errors as $k => $val )
{
if ( $val["errstr"] == $errstr )
{
$g_system_errors[$k]["errct"]++;
return;
}
}
$g_system_errors[] = array (
"errno" => $errno,
"errstr" => $errstr,
"errfile" => $errfile,
"errline" => $errline,
"errtype" => $errtype,
"errarea" => $g_code_area,
"errsource" => $g_code_source,
"errct" => 1
);
//echo "<PRE>";
//var_dump($g_system_errors);
//echo "</PRE>";
$g_error_status = 1;
}
// error handler function
function has_default($in_code)
{
if ( substr($in_code, 0, 1) == SW_DEFAULT_IND )
{
return true;
}
return false;
}
function get_default($in_code)
{
$out_val = false;
if ( defined("SW_DEFAULT_".$in_code) )
{
$out_val = constant("SW_DEFAULT_".$in_code);
}
return $out_val;
}
// error handler function
function check_for_default($in_code, $in_val)
{
$out_val = $in_val;
if ( !$in_val )
{
$out_val = $in_val;
if ( defined("SW_DEFAULT_".$in_code) )
{
$out_val = constant("SW_DEFAULT_".$in_code);
}
}
else
if ( substr($in_val, 0, 1) == SW_DEFAULT_IND )
{
$out_val = substr($in_val, 1);
if ( defined("SW_DEFAULT_".$in_code) )
{
$out_val = constant("SW_DEFAULT_".$in_code);
}
}
return $out_val;
}
// Look for a file in the include path, or the path of the current source file
function find_file_to_include($file_path, &$new_file_path, &$rel_to_include = "")
{
// First look in path of current file
static $_path_array = null;
if ( __FILE__ )
{
$selfdir = dirname(__FILE__);
$new_file_path = $selfdir. "/" . $file_path;
$old_error_handler = set_error_handler("ErrorHandler", 0);
if (@file_exists($new_file_path) || is_dir($new_file_path) )
{
$new_file_path = $selfdir . "/" . $file_path;
$old_error_handler = set_error_handler("ErrorHandler");
return true;
}
$old_error_handler = set_error_handler("ErrorHandler");
}
// else look in incude path
if(!isset($_path_array))
{
$_ini_include_path = get_include_path();
if ( defined ( "__DIR __" ) )
$selfdir = __DIR__;
else
$selfdir = dirname(__FILE__);
if(strstr($_ini_include_path,';'))
{
$_ini_include_path = $selfdir.";".$_ini_include_path;
$_path_array = explode(';',$_ini_include_path);
}
else
{
$_ini_include_path = $selfdir.":".$_ini_include_path;
$_path_array = explode(':',$_ini_include_path);
}
}
// Turn off Error handling for the following to avoid open_basedir errors
$old_error_handler = set_error_handler("ErrorHandler", 0);
foreach ($_path_array as $_include_path) {
if (@file_exists($_include_path . "/" . $file_path))
{
$new_file_path = $_include_path . "/" . $file_path;
$old_error_handler = set_error_handler("ErrorHandler");
return true;
}
}
$old_error_handler = set_error_handler("ErrorHandler");
$new_file_path = $file_path;
return false;
}
// Translate string into another language using the g_translations global array
function &sw_translate($in_string)
{
global $g_language;
global $g_translations;
$out_string =& $in_string;
if ( $g_translations )
if ( array_key_exists( $g_language, $g_translations ) )
{
$langset =& $g_translations[$g_language];
if ( isset ( $langset[$in_string] ) )
$out_string =& $langset[$in_string];
}
return $out_string;
}
// Translate string into another language using the g_translations global array
function &sw_translate_report_desc($in_report)
{
global $g_language;
global $g_report_desc;
$in_report = preg_replace("/\.xml$/", "", $in_report);
$out_string = false;
if ( $g_report_desc )
if ( array_key_exists( $g_language, $g_report_desc ) )
{
$langset =& $g_report_desc[$g_language];
if ( isset ( $langset[$in_report] ) )
$out_string =& $langset[$in_report];
}
return $out_string;
}
// Load the relevant localisation strings from the language folder
function load_mode_language_pack($mode, $output_encoding = "utf-8", $replace = false)
{
global $g_language;
global $g_locale;
$langfile = find_best_location_in_include_path( "language" );
// Look for encoding specific language file
if ( defined("SW_OUTPUT_ENCODING") && SW_OUTPUT_ENCODING != "UTF8" && is_dir($langfile."/".$g_language."/".SW_OUTPUT_ENCODING) )
{
$langfile = $langfile."/".$g_language."/".SW_OUTPUT_ENCODING."/".$mode.".php";
require($langfile);
}
else
{
$langfile = $langfile."/".$g_language."/".$mode.".php";
if(function_exists('stream_resolve_include_path')) {
$fileExists = stream_resolve_include_path($langfile);
} else {
$fileExists = is_file($langfile);
}
if ( !$fileExists )
{
trigger_error ( "Language pack for mode $mode, language $g_language not found", E_USER_ERROR );
}
else
{
require($langfile);
// Convert UTF-8 mode to output character set if differen from native language pack
if ( strtolower($output_encoding) != "utf-8" )
{
foreach ( $locale_arr["template"] as $k => $v )
{
$locale_arr["template"][$k] = iconv("utf-8", $output_encoding, $v);
}
}
if ( !$g_locale || !is_array($g_locale) || $replace )
{
$g_locale = $locale_arr;
}
else
{
if ( is_array($g_locale["template"]) && is_array($locale_arr) && is_array($locale_arr["template"]) )
{
$g_locale["template"] = array_merge($g_locale["template"], $locale_arr["template"]);
}
}
}
}
}
// Load the users custom translations strings from the project
function load_project_language_pack($project, $output_encoding = "utf-8")
{
global $g_translations;
global $g_report_desc;
global $g_locale;
global $g_language;
$g_translations = array();
// Include project specific language translations these could be
// held in the file lang.php or lang_<language>.php
$langfile = "projects/$project/lang_".$g_language.".php";
if ( is_file($langfile) )
{
include($langfile);
}
else
{
find_file_to_include($langfile, $langfile);
if ( is_file($langfile) )
{
include($langfile);
}
else
{
$langfile = "projects/$project/lang.php";
if ( !is_file($langfile) )
find_file_to_include($langfile, $langfile);
if ( is_file($langfile) )
{
include($langfile);
}
}
}
if ( $g_translations && is_array($g_translations) && isset ( $g_translations[$g_language] ) && is_array($g_translations[$g_language]) )
{
// Convert UTF-8 mode to output character set if differen from native language pack
if ( strtolower($output_encoding) != "utf-8" )
{
foreach ( $g_translations[$g_language] as $k => $v )
{
$g_translations["template"][$k] = iconv("utf-8", $output_encoding, $v);
}
}
}
}
// Set local language strings in templates
function localise_template_strings(&$in_smarty, $in_template = "")
{
global $g_locale;
if ( $g_locale )
{
foreach($g_locale["template"] as $key => $string)
{
$in_smarty->assign($key, $string);
}
}
// Now set the HTML META tag for identifying the HTML encoding character set
$in_smarty->assign("OUTPUT_ENCODING",get_output_encoding_html());
}
// Fetched translation for a template string
function template_xlate($in_string)
{
if (!$in_string ) return $in_string;
$out_string = "T_".$in_string;
global $g_locale;
if ( $g_locale )
{
if ( array_key_exists ( $out_string, $g_locale["template"] ) )
{
$out_string = $g_locale["template"][$out_string];
}
}
return $out_string;
}
// Is path executable and writeable?
function sw_path_executable($in_path)
{
global $g_language;