function write_into_database($problems)
{
foreach ($problems as $problem) {
if (is_problem_exist($problem)) {
$ret = update_old_problem($problem);
} else {
$ret = insert_new_problem($problem);
}
if ($ret != SUCCESS) {
return $ret;
}
}
return SUCCESS;
}
function read_excel_and_insert_into_database($target_file)
{
// return {"status":, error:[{"line":"1", "message":"xxx error"},{"line":"", "message":""}, ...]}
$problems = array();
global $file_status;
// load file
try {
$input_file_type = PHPExcel_IOFactory::identify($target_file);
$reader = PHPExcel_IOFactory::createReader($input_file_type);
$excel = $reader->load($target_file);
} catch (Exception $e) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => 0, "lines" => 0, "message" => $e->getMessage()));
return $file_status->status;
}
// parse file
$sheet_count = $excel->getSheetCount();
for ($cur_sheet = 0; $cur_sheet < $sheet_count; $cur_sheet++) {
$sheet = $excel->getSheet($cur_sheet);
$sheet_title = $sheet->getTitle();
//print_r($sheet_title);
if ($sheet_title == "上传题库说明") {
continue;
}
// if sheet name is xxxx, skip it
$highest_row = $sheet->getHighestRow();
$highest_col = count($file_status->upload_problem_syntax);
$tmp = array();
for ($col = 0; $col <= $highest_col; $col++) {
array_push($tmp, trim($sheet->getCellByColumnAndRow($col, 1)->getValue()));
}
if (!is_valid_syntax_import_file($tmp)) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => 0, "message" => MSG_ERR_FILE_CONTENT_SYNTAX));
return $file_status->status;
}
for ($row = 2; $row <= $highest_row; $row++) {
$tmp = array();
$functions = array();
for ($col = 0; $col <= $highest_col; $col++) {
array_push($tmp, trim($sheet->getCellByColumnAndRow($col, $row)->getValue()));
}
if (is_empty_row($tmp)) {
continue;
}
$cur_problem = new UploadProblem($tmp);
if (!is_correct_prob_type_format($cur_problem->type)) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => MSG_ERR_PROB_TYPE_FORMAT));
}
if (!is_correct_prob_desc_format($cur_problem->desc)) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => MSG_ERR_PROB_DESC_FORMAT));
}
if (!is_correct_prob_level_format($cur_problem->level)) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => MSG_ERR_PROB_LEVEL_FORMAT));
}
if (!is_correct_prob_answer_format($cur_problem->answer, $cur_problem->selections, $cur_problem->type)) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => MSG_ERR_PROB_ANSWER_FORMAT));
}
if (!is_correct_prob_selection_format($cur_problem->selections, $cur_problem->type)) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => MSG_ERR_PROB_SELECTOR_FORMAT));
}
// if this sheet is OBL, insert OBL function name to $cur_problem->category_product
if ($sheet_title == "OBL") {
print_r("OBL");
array_push($cur_problem->category_product, "OBL");
}
foreach ($cur_problem->category_product as $product_name) {
$func_id = get_function_id_from_database($product_name);
if ($func_id == ERR_PROB_FUNC_NOT_EXIST) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => "{$product_name} 不存在"));
} else {
array_push($functions, $func_id);
}
}
foreach ($cur_problem->category_adaptaion as $adaptation_name) {
$func_id = get_function_id_from_database($adaptation_name);
if ($func_id == ERR_PROB_FUNC_NOT_EXIST) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => "{$adaptation_name} 不存在"));
} else {
array_push($functions, $func_id);
}
}
foreach ($cur_problem->problem_category as $category_name) {
$func_id = get_function_id_from_database($category_name);
if ($func_id == ERR_PROB_FUNC_NOT_EXIST) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => "{$category_name} 不存在"));
} else {
array_push($functions, $func_id);
}
}
if (is_no_any_functions($functions)) {
$file_status->status = ERR_FILE_LOAD;
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "message" => "至少需要有一个分类"));
}
$cur_problem->functions_str = output_category_str_from_func_array($functions);
if (is_problem_exist($cur_problem)) {
array_push($file_status->errors, array("sheet" => $cur_sheet, "lines" => $row, "ProblemDesc" => $cur_problem->desc, "message" => "此考题系统中已存在！"));
} else {
array_push($problems, $cur_problem);
}
}
}
if ($file_status->status == UPLOAD_SUCCESS) {
return write_into_database($problems);
} else {
return $file_status->status;
}
}