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/**
* File.cpp
*
* Implementation file for the File class
*
* @author Emiel Bruijntjes <emiel.bruijntjes@copernica.com>
* @copyright 2014 Copernica BV
*/
/**
* Dependencies
*/
#include "includes.h"
/**
* Namespace
*/
namespace Php {
/**
* Constructor
*
* The constructor receives a filename as parameter. It uses the normal
* PHP include path resolve algorithms to find the location of the file.
*
* @param name the filename
* @param size length of the filename
*/
File::File(const char *name, size_t size)
{
// we need the tsrm_ls variable
TSRMLS_FETCH();
// resolve the path
_path = zend_resolve_path(name, size TSRMLS_CC);
// the resolve-path function sometimes returns the original pointer, we
// do not want that because we may have to store the pathname in this object
if (_path != name) return;
// make a full copy of the pathname
_path = estrndup(name, size);
}
/**
* Destructor
*/
File::~File()
{
// clean up path name
if (_path) efree(_path);
// clean up opcodes
if (_opcodes) delete _opcodes;
}
/**
* Execute the file
* @return Value
*/
Value File::execute()
{
// do we already have the opcodes?
if (_opcodes) return _opcodes->execute();
// skip if there is no valid path
if (!_path) return nullptr;
// we are going to open the file
zend_file_handle fileHandle;
// open the file
if (zend_stream_open(_path, &fileHandle TSRMLS_CC) == FAILURE) return nullptr;
// make sure the path name is stored in the handle
if (!fileHandle.opened_path) fileHandle.opened_path = estrdup(_path);
// we need temporary compiler options
CompilerOptions options(ZEND_COMPILE_DEFAULT);
// we need the tsrm_ls variable
TSRMLS_FETCH();
// create the opcodes
_opcodes = new Opcodes(zend_compile_file(&fileHandle, ZEND_INCLUDE TSRMLS_CC));
// close the file handle
zend_destroy_file_handle(&fileHandle TSRMLS_CC);
// add the entry to the list of included files
zend_hash_add_empty_element(&EG(included_files), _path, ::strlen(_path) + 1);
// execute the opcodes
return _opcodes->execute();
}
/**
* Execute a file only once
* @return Value
*/
Value File::once()
{
// skip if the opcodes are already known (then we know for sure that the
// file was already executed), also leap out if the filename was not even valid
if (_opcodes || !_path) return nullptr;
// check if this file was already included
if (zend_hash_exists(&EG(included_files), _path, ::strlen(_path) + 1)) return nullptr;
// execute the file
return execute();
}
/**
* End of namespace
*/
}
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