/**
* 全部下载（学科）
*
* @return void
*/
public function download_all_subject()
{
$rule_id = $this->input->post('rule_id');
$uids = $this->input->post('uids');
if (empty($rule_id) || empty($uids) || count($uids) <= 0) {
message('参数错误，请重试！', 'student/teacher_download/report');
}
$zip_path_arr = array();
foreach ($uids as $uid) {
/* 查找zip文件 cache文件夹路径 + 考试期次ID + 考生ID*/
$zip_path = $this->_get_cache_root_path() . "/zip/report/{$rule_id}/{$uid}.zip";
if (!file_exists($zip_path)) {
message('文件不存在，请重试！', 'student/teacher_download/report');
}
$zip_path_arr[$uid] = $zip_path;
}
/* 当前考试期次下所有学科 */
$subjects_exam = array();
$sql = "SELECT e.subject_id FROM {pre}exam AS e LEFT JOIN {pre}evaluate_rule AS er ON e.exam_pid=er.exam_pid WHERE er.id={$rule_id}";
$subjects_tmp = $this->db->query($sql)->result_array();
if (empty($subjects_tmp)) {
message('当前考试期次下不存在学科！', 'student/teacher_download/report');
}
foreach ($subjects_tmp as $key => $value) {
$subjects_exam[] = $value['subject_id'];
}
/* 当前用户可管理学科 */
$teacher = $this->session->userdata('teacher');
$subjects_teacher = json_decode($teacher['subjects'], true);
/* 读取学科 */
$subjects = C('subject');
/* 加入总结报告 */
$subjects[0] = '总结';
$subjects_exam[] = 0;
require_once APPPATH . 'libraries/Pclzip.php';
$rst_diff = array_diff($subjects_teacher, $subjects_exam) || array_diff($subjects_exam, $subjects_teacher);
/* 判断是否为所有学科 */
if (empty($rst_diff)) {
$save_path = $this->_get_cache_root_path() . "/zip/report/" . $rule_id . "/all.zip";
$zip_all = new pclZip($save_path);
$file_all_tmp = $zip_all->create(implode($zip_path_arr, ','), PCLZIP_OPT_REMOVE_PATH, $this->_get_cache_root_path() . "/zip/report/{$rule_id}");
/* 打包所有zip */
$this->download_file($save_path);
/* 清除临时zip包 */
@unlink($save_path);
} else {
/* 临时文件夹，存放解压文件 */
$tmp_dir = $this->_get_cache_root_path() . "/zip/report/" . $rule_id . "/tmp";
foreach ($zip_path_arr as $uid => $zip_path) {
/* 解压zip */
$archive = new PclZip($zip_path);
$rst = $archive->extract(PCLZIP_OPT_PATH, $tmp_dir . '/' . $uid);
}
if ($rst == 0) {
log_message('error', $archive->errorInfo(true));
die("文件解压错误！");
} else {
$save_path = $this->_get_cache_root_path() . "/zip/report/{$rule_id}/all.zip";
$file_tmp = array();
foreach ($zip_path_arr as $uid => $zip_path) {
/* 选中所属学科，从新生成zip */
foreach ($subjects_teacher as $key => $value) {
if (!in_array($value, $subjects_exam) && $value > 0) {
continue;
}
$file_tmp[] = $tmp_dir . '/' . $uid . '/' . $subjects[$value] . '.pdf';
}
}
$zip = new PclZip($save_path);
$file_tmp_zip = $zip->create(implode(',', $file_tmp), PCLZIP_OPT_REMOVE_PATH, $tmp_dir);
/* 下载 */
$this->download_file($save_path);
/* 清除解压包 */
$this->delete_dir($tmp_dir);
/* 清除临时zip包 */
@unlink($save_path);
}
}
}
public function first()
{
include "pclzip.lib.php";
$backdir = $this->_dir . "/backup";
$this->clean($backdir);
$backname = "{$backdir}/Backup" . date("YmdHis") . ".zip";
$zip = new pclZip($backname);
$zip->create(__TYPECHO_ROOT_DIR__, PCLZIP_OPT_REMOVE_PATH, __TYPECHO_ROOT_DIR__);
return $backname;
}
