Component-Builder/admin/helpers/compiler.php

706 lines
27 KiB
PHP

<?php
/* --------------------------------------------------------------------------------------------------------| www.vdm.io |------/
__ __ _ _____ _ _ __ __ _ _ _
\ \ / / | | | __ \ | | | | | \/ | | | | | | |
\ \ / /_ _ ___| |_ | | | | _____ _____| | ___ _ __ _ __ ___ ___ _ __ | |_ | \ / | ___| |_| |__ ___ __| |
\ \/ / _` / __| __| | | | |/ _ \ \ / / _ \ |/ _ \| '_ \| '_ ` _ \ / _ \ '_ \| __| | |\/| |/ _ \ __| '_ \ / _ \ / _` |
\ / (_| \__ \ |_ | |__| | __/\ V / __/ | (_) | |_) | | | | | | __/ | | | |_ | | | | __/ |_| | | | (_) | (_| |
\/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_| |_|\___|\__|_| |_|\___/ \__,_|
| |
|_|
/-------------------------------------------------------------------------------------------------------------------------------/
@version 2.6.x
@created 30th April, 2015
@package Component Builder
@subpackage compiler.php
@author Llewellyn van der Merwe <http://www.vdm.io>
@my wife Roline van der Merwe <http://www.vdm.io/>
@copyright Copyright (C) 2015. All Rights Reserved
@license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
Builds Complex Joomla Components
/----------------------------------------------------------------------------------------------------------------------------- */
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
// Use the component builder autoloader
ComponentbuilderHelper::autoLoader();
/**
* Compiler class
*/
class Compiler extends Infusion
{
/*
* The Temp path
*
* @var string
*/
private $tempPath;
/*
* The timer
*
* @var string
*/
private $time_start;
private $time_end;
public $secondsCompiled;
public $filepath = '';
// fixed pathes
protected $dynamicIntegration = false;
protected $backupPath = false;
protected $repoPath = false;
protected $addCustomCodeAt = array();
/**
* Constructor
*/
public function __construct($config = array())
{
// to check the compiler speed
$this->time_start = microtime(true);
// first we run the perent constructors
if (parent::__construct($config))
{
// set temp directory
$comConfig = JFactory::getConfig();
$this->tempPath = $comConfig->get('tmp_path');
// set some folder paths in relation to distribution
if ($config['addBackup'])
{
$this->backupPath = $this->params->get('backup_folder_path', $this->tempPath) . '/' . $this->componentBackupName . '.zip';
$this->dynamicIntegration = true;
}
if ($config['addRepo'])
{
$this->repoPath = $this->params->get('git_folder_path', null);
}
// remove site folder if not needed (TODO add check if custom script was moved to site folder then we must do a more complex cleanup here)
if ($this->removeSiteFolder)
{
// first remove the files and folders
$this->removeFolder($this->componentPath . '/site');
// clear form component xml
$xmlPath = $this->componentPath . '/' . $this->fileContentStatic['###component###'] . '.xml';
$componentXML = ComponentbuilderHelper::getFileContents($xmlPath);
$textToSite = ComponentbuilderHelper::getBetween($componentXML, '<files folder="site">', '</files>');
$textToSiteLang = ComponentbuilderHelper::getBetween($componentXML, '<languages folder="site">', '</languages>');
$componentXML = str_replace(array('<files folder="site">' . $textToSite . "</files>", '<languages folder="site">' . $textToSiteLang . "</languages>"), array('', ''), $componentXML);
$this->writeFile($xmlPath, $componentXML);
}
// now update the files
if (!$this->updateFiles())
{
return false;
}
// now insert into the new files
if ($this->getCustomCode())
{
$this->addCustomCode();
}
// set the lang data now
$this->setLangFileData();
// set the language notice if it was set
if (ComponentbuilderHelper::checkArray($this->langNot) || ComponentbuilderHelper::checkArray($this->langSet))
{
if (ComponentbuilderHelper::checkArray($this->langNot))
{
foreach ($this->langNot as $tag => $percentage)
{
$this->app->enqueueMessage(JText::sprintf('The <b>%s</b> language has %s&#37; translated, you will need to translate %s&#37; of the language strings before it will be added.', $tag, $percentage, $this->percentageLanguageAdd), 'Warning');
}
$this->app->enqueueMessage(JText::sprintf('<b>You can change this percentage of translated strings required in the global options of JCB.</b><br />Please watch this <a href=%s>tutorial for more help surrounding the JCB translations manager</a>.', '"https://youtu.be/zzAcVkn_cWU?list=PLQRGFI8XZ_wtGvPQZWBfDzzlERLQgpMRE" target="_blank" title="JCB Tutorial surrounding Translation Manager"'), 'Notice');
}
// set why the strings were added
$whyAddedLang = JText::sprintf('because more then %s&#37; of the strings have been translated.', $this->percentageLanguageAdd);
if ($this->debugLinenr)
{
$whyAddedLang = JText::_('because the debugging mode is on. (debug line numbers)');
}
// show languages that were added
if (ComponentbuilderHelper::checkArray($this->langSet))
{
foreach ($this->langSet as $tag => $percentage)
{
$this->app->enqueueMessage(JText::sprintf('The <b>%s</b> language has %s&#37; translated. Was addeded %s', $tag, $percentage, $whyAddedLang), 'Notice');
}
}
}
// move the update server into place
$this->setUpdateServer();
// set the global counters
$this->setCountingStuff();
// build read me
$this->buildReadMe();
// zip the component
if (!$this->zipComponent())
{
// done with error
return false;
}
// do lang mismatch check
if (ComponentbuilderHelper::checkArray($this->langMismatch))
{
if (ComponentbuilderHelper::checkArray($this->langMatch))
{
$mismatch = array_diff(array_unique($this->langMismatch), array_unique($this->langMatch));
}
else
{
$mismatch = array_unique($this->langMismatch);
}
// set a notice if we have a mismatch
if (isset($mismatch) && ComponentbuilderHelper::checkArray($mismatch))
{
if (count($mismatch) > 1)
{
$this->app->enqueueMessage(JText::_('<h3>Please check the following mismatching Joomla.JText language constants.</h3>'), 'Warning');
}
else
{
$this->app->enqueueMessage(JText::_('<h3>Please check the following mismatch Joomla.JText language constant.</h3>'), 'Warning');
}
// add the mismatching issues
foreach ($mismatch as $string)
{
$constant = $this->langPrefix . '_' . ComponentbuilderHelper::safeString($string, 'U');
$this->app->enqueueMessage(JText::sprintf('The <b>Joomla.JText._(\'%s\')</b> language constant for (%s) does not have a corresponding JText::Script() decalaration.', $constant, $string), 'Warning');
}
$this->app->enqueueMessage('<hr />', 'Warning');
}
}
// check if we should add a EXTERNALCODE notice
if (ComponentbuilderHelper::checkArray($this->externalCodeString))
{
// number of external code strings
$externalCount = count($this->externalCodeString);
// the correct string
$externalCodeString = ($externalCount == 1) ? JText::_('code/string') : JText::_('code/strings');
// the notice
$this->app->enqueueMessage(JText::_('<hr /><h3>External Code Notice</h3>'), 'Notice');
$this->app->enqueueMessage(JText::sprintf('There has been <b>%s - %s</b> added to this component as EXTERNALCODE. To avoid shipping your component with malicious %s always make sure that the correct <b>code/string values</b> were used.', $externalCount, $externalCodeString, $externalCodeString), 'Notice');
$this->app->enqueueMessage('<hr />', 'Notice');
}
// end the timer here
$this->time_end = microtime(true);
$this->secondsCompiled = $this->time_end - $this->time_start;
// completed the compilation
return true;
}
return false;
}
/**
* Set the line number in comments
*
* @param int $nr The line number
*
* @return void
*
*/
private function setLine($nr)
{
if ($this->debugLinenr)
{
return ' [Compiler ' . $nr . ']';
}
return '';
}
/**
* Set the dynamic data to the created fils
*
* @return bool true on success
*
*/
protected function updateFiles()
{
if (isset($this->newFiles['static']) && ComponentbuilderHelper::checkArray($this->newFiles['static']) && isset($this->newFiles['dynamic']) && ComponentbuilderHelper::checkArray($this->newFiles['dynamic']))
{
// get the bom file
$bom = ComponentbuilderHelper::getFileContents($this->bomPath);
// first we do the static files
foreach ($this->newFiles['static'] as $static)
{
if (JFile::exists($static['path']))
{
$this->fileContentStatic['###FILENAME###'] = $static['name'];
$php = '';
if (ComponentbuilderHelper::checkFileType($static['name'], 'php'))
{
$php = "<?php\n";
}
$string = ComponentbuilderHelper::getFileContents($static['path']);
if (strpos($string, '###BOM###') !== false)
{
list($wast, $code) = explode('###BOM###', $string);
$string = $php . $bom . $code;
$answer = $this->setPlaceholders($string, $this->fileContentStatic, 3);
// add to zip array
$this->writeFile($static['path'], $answer);
}
else
{
$answer = $this->setPlaceholders($string, $this->fileContentStatic, 3);
// add to zip array
$this->writeFile($static['path'], $answer);
}
$this->lineCount = $this->lineCount + substr_count($answer, PHP_EOL);
}
}
// now we do the dynamic files
foreach ($this->newFiles['dynamic'] as $view => $files)
{
if (isset($this->fileContentDynamic[$view]) && ComponentbuilderHelper::checkArray($this->fileContentDynamic[$view]))
{
foreach ($files as $file)
{
if ($file['view'] == $view)
{
if (JFile::exists($file['path']))
{
$this->fileContentStatic['###FILENAME###'] = $file['name'];
// do some weird stuff to improve the verion and dates being added to the license
$this->fixLicenseValues($file);
$php = '';
if (ComponentbuilderHelper::checkFileType($file['name'], 'php'))
{
$php = "<?php\n";
}
$string = ComponentbuilderHelper::getFileContents($file['path']);
if (strpos($string, '###BOM###') !== false)
{
list($bin, $code) = explode('###BOM###', $string);
$string = $php . $bom . $code;
$answer = $this->setPlaceholders($string, $this->fileContentStatic, 3);
$answer = $this->setPlaceholders($answer, $this->fileContentDynamic[$view], 3);
// add to zip array
$this->writeFile($file['path'], $answer);
}
else
{
$answer = $this->setPlaceholders($string, $this->fileContentStatic, 3);
$answer = $this->setPlaceholders($answer, $this->fileContentDynamic[$view], 3);
// add to zip array
$this->writeFile($file['path'], $answer);
}
$this->lineCount = $this->lineCount + substr_count($answer, PHP_EOL);
}
}
}
}
// free up some memory
unset($this->fileContentDynamic[$view]);
}
// free up some memory
unset($this->newFiles['dynamic']);
return true;
}
return false;
}
/**
* move the local update server xml file to a remote ftp server
*
* @return void
*
*/
protected function setUpdateServer()
{
// move the update server to host
if ($this->componentData->add_update_server == 1 && $this->componentData->update_server_target == 1 && isset($this->updateServerFileName) && $this->dynamicIntegration)
{
$xml_update_server_path = $this->componentPath . '/' . $this->updateServerFileName . '.xml';
// make sure we have the correct file
if (JFile::exists($xml_update_server_path) && isset($this->componentData->update_server))
{
// move to server
ComponentbuilderHelper::moveToServer($xml_update_server_path, $this->updateServerFileName . '.xml', (int) $this->componentData->update_server, $this->componentData->update_server_protocol);
// remove the local file
JFile::delete($xml_update_server_path);
}
}
}
// link canges made to views into the file license
protected function fixLicenseValues($data)
{
// check if these files have its own config data)
if (isset($data['config']) && ComponentbuilderHelper::checkArray($data['config']) && $this->componentData->mvc_versiondate == 1)
{
foreach ($data['config'] as $key => $value)
{
if ('###VERSION###' === $key)
{
// hmm we sould in some way make it known that this version number
// is not in relation the the project but to the file only... any ideas?
// this is the best for now...
if (1 == $value)
{
$value = '@first version of this MVC';
}
else
{
$value = '@update number ' . $value . ' of this MVC';
}
}
$this->fileContentStatic[$key] = $value;
}
return true;
}
// else insure to reset to global
$this->fileContentStatic['###CREATIONDATE###'] = $this->fileContentStatic['###CREATIONDATE###GLOBAL'];
$this->fileContentStatic['###BUILDDATE###'] = $this->fileContentStatic['###BUILDDATE###GLOBAL'];
$this->fileContentStatic['###VERSION###'] = $this->fileContentStatic['###VERSION###GLOBAL'];
}
// set all global numbers
protected function setCountingStuff()
{
// what is the size in terms of an A4 book
$this->pageCount = round($this->lineCount / 56);
// setup the unrealistic numbers
$this->folderSeconds = $this->folderCount * 5;
$this->fileSeconds = $this->fileCount * 5;
$this->lineSeconds = $this->lineCount * 10;
$this->seconds = $this->folderSeconds + $this->fileSeconds + $this->lineSeconds;
$this->totalHours = round($this->seconds / 3600);
$this->totalDays = round($this->totalHours / 8);
// setup the more realistic numbers
$this->secondsDebugging = $this->seconds / 4;
$this->secondsPlanning = $this->seconds / 7;
$this->secondsMapping = $this->seconds / 10;
$this->secondsOffice = $this->seconds / 6;
$this->actualSeconds = $this->folderSeconds + $this->fileSeconds + $this->lineSeconds + $this->secondsDebugging + $this->secondsPlanning + $this->secondsMapping + $this->secondsOffice;
$this->actualTotalHours = round($this->actualSeconds / 3600);
$this->actualTotalDays = round($this->actualTotalHours / 8);
$this->debuggingHours = round($this->secondsDebugging / 3600);
$this->planningHours = round($this->secondsPlanning / 3600);
$this->mappingHours = round($this->secondsMapping / 3600);
$this->officeHours = round($this->secondsOffice / 3600);
// the actual time spent
$this->actualHoursSpent = $this->actualTotalHours - $this->totalHours;
$this->actualDaysSpent = $this->actualTotalDays - $this->totalDays;
// calculate the projects actual time frame of completion
$this->projectWeekTime = round($this->actualTotalDays / 5, 1);
$this->projectMonthTime = round($this->actualTotalDays / 24, 1);
}
private function buildReadMe()
{
// do a final run to update the readme file
$two = 0;
foreach ($this->newFiles['static'] as $static)
{
if (('README.md' === $static['name'] || 'README.txt' === $static['name']) && $this->componentData->addreadme && JFile::exists($static['path']))
{
$this->setReadMe($static['path']);
$two++;
}
if ($two == 2)
{
break;
}
}
unset($this->newFiles['static']);
}
private function setReadMe($path)
{
// set readme data if not set already
if (!isset($this->fileContentStatic['###LINE_COUNT###']) || $this->fileContentStatic['###LINE_COUNT###'] != $this->lineCount)
{
$this->buildReadMeData();
}
// get the file
$string = ComponentbuilderHelper::getFileContents($path);
// update the file
$answer = $this->setPlaceholders($string, $this->fileContentStatic);
// add to zip array
$this->writeFile($path, $answer);
}
private function buildReadMeData()
{
// set some defaults
$this->fileContentStatic['###LINE_COUNT###'] = $this->lineCount;
$this->fileContentStatic['###FIELD_COUNT###'] = $this->fieldCount;
$this->fileContentStatic['###FILE_COUNT###'] = $this->fileCount;
$this->fileContentStatic['###FOLDER_COUNT###'] = $this->folderCount;
$this->fileContentStatic['###PAGE_COUNT###'] = $this->pageCount;
$this->fileContentStatic['###folders###'] = $this->folderSeconds;
$this->fileContentStatic['###foldersSeconds###'] = $this->folderSeconds;
$this->fileContentStatic['###files###'] = $this->fileSeconds;
$this->fileContentStatic['###filesSeconds###'] = $this->fileSeconds;
$this->fileContentStatic['###lines###'] = $this->lineSeconds;
$this->fileContentStatic['###linesSeconds###'] = $this->lineSeconds;
$this->fileContentStatic['###seconds###'] = $this->actualSeconds;
$this->fileContentStatic['###actualSeconds###'] = $this->actualSeconds;
$this->fileContentStatic['###totalHours###'] = $this->totalHours;
$this->fileContentStatic['###totalDays###'] = $this->totalDays;
$this->fileContentStatic['###debugging###'] = $this->secondsDebugging;
$this->fileContentStatic['###secondsDebugging###'] = $this->secondsDebugging;
$this->fileContentStatic['###planning###'] = $this->secondsPlanning;
$this->fileContentStatic['###secondsPlanning###'] = $this->secondsPlanning;
$this->fileContentStatic['###mapping###'] = $this->secondsMapping;
$this->fileContentStatic['###secondsMapping###'] = $this->secondsMapping;
$this->fileContentStatic['###office###'] = $this->secondsOffice;
$this->fileContentStatic['###secondsOffice###'] = $this->secondsOffice;
$this->fileContentStatic['###actualTotalHours###'] = $this->actualTotalHours;
$this->fileContentStatic['###actualTotalDays###'] = $this->actualTotalDays;
$this->fileContentStatic['###debuggingHours###'] = $this->debuggingHours;
$this->fileContentStatic['###planningHours###'] = $this->planningHours;
$this->fileContentStatic['###mappingHours###'] = $this->mappingHours;
$this->fileContentStatic['###officeHours###'] = $this->officeHours;
$this->fileContentStatic['###actualHoursSpent###'] = $this->actualHoursSpent;
$this->fileContentStatic['###actualDaysSpent###'] = $this->actualDaysSpent;
$this->fileContentStatic['###projectWeekTime###'] = $this->projectWeekTime;
$this->fileContentStatic['###projectMonthTime###'] = $this->projectMonthTime;
}
private function zipComponent()
{
// before we zip the component we first need to move it to the repo folder if set
if (ComponentbuilderHelper::checkString($this->repoPath))
{
// set the repo path
$repoFullPath = $this->repoPath . '/com_' . $this->componentData->sales_name . '__joomla_' . $this->joomlaVersion;
// remove old data
$this->removeFolder($repoFullPath, $this->componentData->toignore);
// set the new data
JFolder::copy($this->componentPath, $repoFullPath, '', true);
}
// the name of the zip file to create
$this->filepath = $this->tempPath . '/' . $this->componentFolderName . '.zip';
//create the zip file
if (ComponentbuilderHelper::zip($this->componentPath, $this->filepath))
{
// now move to backup if zip was made and backup is requered
if ($this->backupPath && $this->dynamicIntegration)
{
JFile::copy($this->filepath, $this->backupPath);
}
// move to sales server host
if ($this->componentData->add_sales_server == 1 && $this->dynamicIntegration)
{
// make sure we have the correct file
if (isset($this->componentData->sales_server))
{
// move to server
ComponentbuilderHelper::moveToServer($this->filepath, $this->componentSalesName . '.zip', (int) $this->componentData->sales_server, $this->componentData->sales_server_protocol);
}
}
// remove the component folder since we are done
if ($this->removeFolder($this->componentPath))
{
return true;
}
}
return false;
}
protected function addCustomCode()
{
// reset all these
$this->clearFromPlaceHolders('view');
$this->clearFromPlaceHolders('arg');
foreach ($this->customCode as $nr => $target)
{
// reset each time per custom code
$fingerPrint = array();
if (isset($target['hashtarget'][0]) && $target['hashtarget'][0] > 3 && isset($target['path']) && ComponentbuilderHelper::checkString($target['path']) && isset($target['hashtarget'][1]) && ComponentbuilderHelper::checkString($target['hashtarget'][1]))
{
$file = $this->componentPath . '/' . $target['path'];
$size = (int) $target['hashtarget'][0];
$hash = $target['hashtarget'][1];
$cut = $size - 1;
$found = false;
$bites = 0;
$lineBites = array();
$replace = array();
if ($target['type'] == 1 && isset($target['hashendtarget'][0]) && $target['hashendtarget'][0] > 0)
{
$foundEnd = false;
$sizeEnd = (int) $target['hashendtarget'][0];
$hashEnd = $target['hashendtarget'][1];
$cutEnd = $sizeEnd - 1;
}
else
{
// replace to the end of the file
$foundEnd = true;
}
$counter = 0;
// check if file exist
if (JFile::exists($file))
{
foreach (new SplFileObject($file) as $lineNumber => $lineContent)
{
// if not found we need to load line bites per line
$lineBites[$lineNumber] = (int) mb_strlen($lineContent, '8bit');
if (!$found)
{
$bites = (int) bcadd($lineBites[$lineNumber], $bites);
}
if ($found && !$foundEnd)
{
$replace[] = (int) $lineBites[$lineNumber];
// we musk keep last three lines to dynamic find target entry
$fingerPrint[$lineNumber] = trim($lineContent);
// check lines each time if it fits our target
if (count($fingerPrint) === $sizeEnd && !$foundEnd)
{
$fingerTest = md5(implode('', $fingerPrint));
if ($fingerTest === $hashEnd)
{
// we are done here
$foundEnd = true;
$replace = array_slice($replace, 0, count($replace) - $sizeEnd);
break;
}
else
{
$fingerPrint = array_slice($fingerPrint, -$cutEnd, $cutEnd, true);
}
}
continue;
}
if ($found && $foundEnd)
{
$replace[] = (int) $lineBites[$lineNumber];
}
// we musk keep last three lines to dynamic find target entry
$fingerPrint[$lineNumber] = trim($lineContent);
// check lines each time if it fits our target
if (count($fingerPrint) === $size && !$found)
{
$fingerTest = md5(implode('', $fingerPrint));
if ($fingerTest === $hash)
{
// we are done here
$found = true;
// reset in case
$fingerPrint = array();
// break if it is insertion
if ($target['type'] == 2)
{
break;
}
}
else
{
$fingerPrint = array_slice($fingerPrint, -$cut, $cut, true);
}
}
}
if ($found)
{
$placeholder = $this->getPlaceHolder((int) $target['comment_type'] . $target['type'], $target['id']);
$data = $placeholder['start'] . PHP_EOL . $this->setPlaceholders($target['code'], $this->placeholders) . $placeholder['end'] . PHP_EOL;
if ($target['type'] == 2)
{
// found it now add code from the next line
$this->addDataToFile($file, $data, $bites);
}
elseif ($target['type'] == 1 && $foundEnd)
{
// found it now add code from the next line
$this->addDataToFile($file, $data, $bites, (int) array_sum($replace));
}
else
{
// Load escaped code since the target endhash has changed
$this->loadEscapedCode($file, $target, $lineBites);
$this->app->enqueueMessage(JText::sprintf('Custom code could not be added to <b>%s</b> please review the file at <b>line %s</b>. This could be due to a change to lines below the custom code.', $target['path'], $target['from_line']), 'Warning');
}
}
else
{
// Load escaped code since the target hash has changed
$this->loadEscapedCode($file, $target, $lineBites);
$this->app->enqueueMessage(JText::sprintf('Custom code could not be added to <b>%s</b> please review the file at <b>line %s</b>. This could be due to a change to lines above the custom code.', $target['path'], $target['from_line']), 'Warning');
}
}
else
{
// Give developer a notice that file is not found.
$this->app->enqueueMessage(JText::sprintf('File <b>%s</b> could not be found, so the custom code for this file could not be addded.', $target['path']), 'Warning');
}
}
}
}
protected function loadEscapedCode($file, $target, $lineBites)
{
// get comment type
if ($target['comment_type'] == 1)
{
$commentType = "// ";
$_commentType = "";
}
else
{
$commentType = "<!--";
$_commentType = " -->";
}
// escape the code
$code = explode(PHP_EOL, $target['code']);
$code = PHP_EOL . $commentType . implode($_commentType . PHP_EOL . $commentType, $code) . $_commentType . PHP_EOL;
// get place holders
$placeholder = $this->getPlaceHolder((int) $target['comment_type'] . $target['type'], $target['id']);
// build the data
$data = $placeholder['start'] . $code . $placeholder['end'] . PHP_EOL;
// get the bites before insertion
$bitBucket = array();
foreach ($lineBites as $line => $value)
{
if ($line < $target['from_line'])
{
$bitBucket[] = $value;
}
}
// add to the file
$this->addDataToFile($file, $data, (int) array_sum($bitBucket));
}
// Thanks to http://stackoverflow.com/a/16813550/1429677
protected function addDataToFile($file, $data, $position, $replace = null)
{
// start the process
$fpFile = fopen($file, "rw+");
$fpTemp = fopen('php://temp', "rw+");
// make a copy of the file
stream_copy_to_stream($fpFile, $fpTemp);
// move to the position where we should add the data
fseek($fpFile, $position);
// Add the data
fwrite($fpFile, $data);
// truncate file at the end of the data that was added
$remove = bcadd($position, mb_strlen($data, '8bit'));
ftruncate($fpFile, $remove);
// check if this was a replacement of data
if ($replace)
{
$position = bcadd($position, $replace);
}
// move to the position of the data that should remain below the new data
fseek($fpTemp, $position);
// copy that remaining data to the file
stream_copy_to_stream($fpTemp, $fpFile); // @Jack
// done close both files
fclose($fpFile);
fclose($fpTemp);
// any help to improve this is welcome...
}
}