| 883 | } |
| 884 | |
| 885 | bool http_header::build_request(string& buf) const |
| 886 | { |
| 887 | buf.clear(); |
| 888 | |
| 889 | if (fixed_) { |
| 890 | build_common(buf); |
| 891 | buf += "\r\n"; |
| 892 | return true; |
| 893 | } |
| 894 | |
| 895 | if (url_ == NULL || *url_ == 0) { |
| 896 | logger_error("url empty"); |
| 897 | return false; |
| 898 | } else { |
| 899 | buf.format("%s %s", method_s_, url_); |
| 900 | } |
| 901 | |
| 902 | if (!params_.empty()) { |
| 903 | bool first_param; |
| 904 | if (strchr(url_, '?') == NULL) { |
| 905 | buf << '?'; |
| 906 | first_param = true; |
| 907 | } else { |
| 908 | first_param = false; |
| 909 | } |
| 910 | acl::string tmp; |
| 911 | std::list<HTTP_PARAM*>::const_iterator it = params_.begin(); |
| 912 | for (; it != params_.end(); ++it) { |
| 913 | if (first_param) { |
| 914 | first_param = false; |
| 915 | } else { |
| 916 | buf += '&'; |
| 917 | } |
| 918 | |
| 919 | // ��Ҫ�Բ������� URL ���� |
| 920 | |
| 921 | tmp.url_encode((*it)->name); |
| 922 | buf += tmp.c_str(); |
| 923 | |
| 924 | // ��������ֵΪ��ָ�� |
| 925 | if ((*it)->value == NULL) { |
| 926 | continue; |
| 927 | } |
| 928 | |
| 929 | buf += '='; |
| 930 | |
| 931 | // ��������ֵΪ�մ� |
| 932 | if (*((*it)->value) == 0) { |
| 933 | continue; |
| 934 | } |
| 935 | |
| 936 | tmp.url_encode((*it)->value); |
| 937 | buf += tmp.c_str(); |
| 938 | } |
| 939 | } |
| 940 | |
| 941 | // ����ʹ���û����õ� HTTP Э��汾�ţ� |
| 942 | // HTTP/1.1 Ҫ������� Host �ֶΣ���û�� Host �ֶ�ʱ������� HTTP/1.0 |