我正在写一个使用Qt/KDE库的软件。目标是将HTTP报头响应字段解析为结构的不同字段。到目前为止,HTTP header响应都包含在一个QString中。
它看起来像这样:
"HTTP/1.1 302 Found
date: Tue, 05 Jun 2012 07:40:16 GMT
server: Apache/2.2.22 (Linux/SUSE)
x-prefix: 49.244.80.0/21
x-as: 23752
x-mirrorbrain-mirror: mirror.averse.net
x-mirrorbrain-realm: region
link: <http://download.services.openoffice.org/files/du.list.meta4>; rel=describedby; type="application/metalink4+xml"
link: <http://download.services.openoffice.org/files/du.list.torrent>; rel=describedby; type="application/x-bittorrent"
link: <http://mirror.averse.net/openoffice/du.list>; rel=duplicate; pri=1; geo=sg
link: <http://ftp.isu.edu.tw/pub/OpenOffice/du.list>; rel=duplicate; pri=2; geo=tw
link: <http://ftp.twaren.net/OpenOffice/du.list>; rel=duplicate; pri=3; geo=tw
link: <http://mirror.yongbok.net/openoffice/du.list>; rel=duplicate; pri=4; geo=kr
link: <http://ftp.kaist.ac.kr/openoffice/du.list>; rel=duplicate; pri=5; geo=kr
digest: MD5=b+zfBEizuD8eXZUTWJ47xg==
digest: SHA=A5zw6PkywlhiPlFfjca+gqIGLHA=
digest: SHA-256=HOrd0MMBzS8Ctljpe4PauwStijsnBKaa3gXO4L30eiA=
location: http://mirror.averse.net/openoffice/du.list
content-length: 329
connection: close
content-type: text/html; charset=iso-8859-1" 除了自定义字段之外,报头响应中可能没有更多的字段。我想到的唯一可能的方法是手动搜索“链接”、“摘要”和其他字段,并创建一个字段为keys.However的QMap,我想肯定有更好的方法来做到这一点。如果你能帮助我,我将不胜感激。
发布于 2012-06-05 17:44:59
header最初应该在QByteArray中(因为它是ASCII码,而不是UTF-16格式),但方法与QString相同:
'\r'字符)。QByteArray httpHeaders = ...;
QMap<QByteArray, QByteArray> headers;
// Discard the first line
httpHeaders = httpHeaders.mid(httpHeaders.indexOf('\n') + 1).trimmed();
foreach(QByteArray line, httpHeaders.split('\n')) {
int colon = line.indexOf(':');
QByteArray headerName = line.left(colon).trimmed();
QByteArray headerValue = line.mid(colon + 1).trimmed();
headers.insertMulti(headerName, headerValue);
}https://stackoverflow.com/questions/10893525
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