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authorMichael Krelin <hacker@klever.net>2005-03-31 22:06:45 (UTC)
committer Michael Krelin <hacker@klever.net>2005-03-31 22:06:45 (UTC)
commit0942697ed6ee058809db963f9cc3126f93139de2 (patch) (side-by-side diff)
tree2a5cdf5d200e302a6d6394e4a0193929dcb11bb0 /src
parent5b50415afdb7b708874293ac7047b9b70de78e59 (diff)
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1. renamed url_escape/unescape to encode/decode
2. introduced a number of wrappers for accessing meta-variables mentioned in RFC3875 3. bumped library version info
Diffstat (limited to 'src') (more/less context) (show whitespace changes)
-rw-r--r--src/Makefile.am2
-rw-r--r--src/cgi_gateway.cc175
-rw-r--r--src/util.cc4
3 files changed, 167 insertions, 14 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index d516d37..12bb1f8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,25 +1,25 @@
lib_LTLIBRARIES = libkingate.la libkingate-plaincgi.la
if HAVE_FCGI
lib_LTLIBRARIES += libkingate-fcgi.la
endif
INCLUDES = -I${top_srcdir}/include -I${top_srcdir}
AM_CXXFLAGS = ${KONFORKA_CFLAGS}
LDADD = ${KONFORKA_LIBS}
libkingate_la_SOURCES = \
cgi_gateway.cc \
cgi_interface.cc \
util.cc
-libkingate_la_LDFLAGS = -version-info 1:0:0
+libkingate_la_LDFLAGS = -version-info 2:0:0
libkingate_fcgi_la_SOURCES = \
fastcgi.cc
libkingate_fcgi_la_LDFLAGS = -version-info 1:0:0
libkingate_plaincgi_la_SOURCES = \
plaincgi.cc
libkingate_plaincgi_la_LDFLAGS = -version-info 1:0:0
EXTRA_DIST = ${libkingate_fcgi_la_SOURCES}
diff --git a/src/cgi_gateway.cc b/src/cgi_gateway.cc
index eae7a03..30410f2 100644
--- a/src/cgi_gateway.cc
+++ b/src/cgi_gateway.cc
@@ -1,88 +1,241 @@
+#include <errno.h>
+#include <ctype.h>
#include "kingate/cgi_gateway.h"
#include "kingate/util.h"
#include "kingate/exception.h"
namespace kingate {
+ static string empty_string;
+
cgi_gateway::cgi_gateway(cgi_interface& ci)
: iface(ci), b_parsed_content(false) {
// Fetch GET content
- if(iface.has_meta("QUERY_STRING")) {
- string qs = iface.get_meta("QUERY_STRING");
+ try {
+ string qs = get_meta("QUERY_STRING");
parse_query(qs,get);
- }
+ }catch(exception_notfound& enf) { }
// Fetch POST content
- if(!strcasecmp(get_content_type().c_str(),"application/x-www-form-urlencoded")) {
- unsigned long cl = get_content_length();
+ if(!strcasecmp(content_type().c_str(),"application/x-www-form-urlencoded")) {
+ unsigned long cl = content_length();
if(cl) {
char * tmp = new char[cl];
iface.in().read(tmp,cl);
string qs(tmp,cl);
delete tmp;
parse_query(qs,post);
}
b_parsed_content = true;
}
}
bool cgi_gateway::has_GET(const string& n) const {
return get.find(n) != get.end();
}
- string cgi_gateway::get_GET(const string& n) const {
+ const string& cgi_gateway::get_GET(const string& n) const {
params_t::const_iterator i = get.find(n);
if(i==get.end())
throw exception_notfound(CODEPOINT,"no such parameter");
return i->second;
}
bool cgi_gateway::has_POST(const string& n) const {
return post.find(n) != post.end();
}
- string cgi_gateway::get_POST(const string& n) const {
+ const string& cgi_gateway::get_POST(const string& n) const {
params_t::const_iterator i = post.find(n);
if(i==post.end())
throw exception_notfound(CODEPOINT,"no such parameter");
return i->second;
}
bool cgi_gateway::has_param(const string& n) const {
return has_GET(n) || has_POST(n);
}
- string cgi_gateway::get_param(const string& n) const {
+ const string& cgi_gateway::get_param(const string& n) const {
params_t::const_iterator i = get.find(n);
if(i!=get.end())
return i->second;
i = post.find(n);
if(i!=post.end())
return i->second;
throw exception_notfound(CODEPOINT,"no such parameter");
}
+ /*
+ * deprecated stuff.
+ */
const string& cgi_gateway::get_content_type() const {
if(!has_meta("CONTENT_TYPE"))
- return ""; // XXX:
+ return empty_string;
return get_meta("CONTENT_TYPE");
}
unsigned long cgi_gateway::get_content_length() const {
if(!has_meta("CONTENT_LENGTH"))
return 0;
string cl = get_meta("CONTENT_LENGTH");
return strtol(cl.c_str(),NULL,10);
}
+ /*
+ *
+ */
+
+ const string& cgi_gateway::http_request_header(const string& hn) const {
+ string mvn = "HTTP_";
+ for(const char* p=hn.c_str();*p;p++) {
+ if(*p=='-')
+ mvn += '_';
+ else
+ mvn += toupper(*p);
+ }
+ return get_meta(mvn);
+ }
+
+ const string& cgi_gateway::auth_type() const {
+ try {
+ return get_meta("AUTH_TYPE");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ unsigned long cgi_gateway::content_length() const {
+ try {
+ const string& cl = get_meta("CONTENT_LENGTH");
+ errno = 0;
+ const char *clp = cl.c_str();
+ unsigned long rv = strtol(clp,(char**)&clp,10);
+ if(errno || *clp)
+ throw server_error(CODEPOINT,"Invalid CONTENT_LENGTH value passed from server");
+ return rv;
+ }catch(exception_notfound& enf) {
+ return 0;
+ }
+ }
+ const string& cgi_gateway::content_type() const {
+ try {
+ return get_meta("CONTENT_TYPE");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::gateway_interface() const {
+ try {
+ return get_meta("GATEWAY_INTERFACE");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::path_info() const {
+ try {
+ return get_meta("PATH_INFO");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::path_translated() const {
+ try {
+ return get_meta("PATH_TRANSLATED");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::query_string() const {
+ try {
+ return get_meta("QUERY_STRING");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::remote_addr() const {
+ try {
+ return get_meta("REMOTE_ADDR");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::remote_host() const {
+ try {
+ return get_meta("REMOTE_HOST");
+ }catch(exception_notfound& enf) {
+ return remote_addr();
+ }
+ }
+ const string& cgi_gateway::remote_ident() const {
+ try {
+ return get_meta("REMOTE_IDENT");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::remote_user() const {
+ try {
+ return get_meta("REMOTE_USER");
+ }catch(exception_notfound& enf) {
+ return empty_string;
+ }
+ }
+ const string& cgi_gateway::request_method() const {
+ try {
+ return get_meta("REQUEST_METHOD");
+ }catch(exception_notfound& enf) {
+ throw server_error(CODEPOINT,"No REQUEST_METHOD passed from server");
+ }
+ }
+ const string& cgi_gateway::script_name() const {
+ try {
+ return get_meta("SCRIPT_NAME");
+ }catch(exception_notfound& enf) {
+ throw server_error(CODEPOINT,"No SCRIPT_NAME passed from server");
+ }
+ }
+ const string& cgi_gateway::server_name() const {
+ try {
+ return get_meta("SERVER_NAME");
+ }catch(exception_notfound& enf) {
+ throw server_error(CODEPOINT,"No SERVER_NAME passed from server");
+ }
+ }
+ unsigned int cgi_gateway::server_port() const {
+ try {
+ const string& sp = get_meta("SERVER_PORT");
+ errno = 0;
+ const char *spp = sp.c_str();
+ unsigned int rv = strtol(spp,(char**)&spp,10);
+ if(errno || *spp)
+ throw server_error(CODEPOINT,"Invalid SERVER_PORT value passed from server");
+ return rv;
+ }catch(exception_notfound& enf) {
+ throw server_error(CODEPOINT,"No SERVER_PORT passed from server");
+ }
+ }
+ const string& cgi_gateway::server_protocol() const {
+ try {
+ return get_meta("SERVER_PROTOCOL");
+ }catch(exception_notfound& enf) {
+ throw server_error(CODEPOINT,"No SERVER_PROTOCOL passed from server");
+ }
+ }
+ const string& cgi_gateway::server_software() const {
+ try {
+ return get_meta("SERVER_SOFTWARE");
+ }catch(exception_notfound& enf) {
+ throw server_error(CODEPOINT,"No SERVER_SOFTWARE passed from server");
+ }
+ }
void cgi_gateway::parse_query(string& q,params_t& p) {
while(!q.empty()) {
string::size_type amp = q.find('&');
string pp = (amp==string::npos)?q:q.substr(0,amp);
if(amp==string::npos)
q.clear();
else
q.erase(0,amp+1);
string::size_type eq = pp.find('=');
if(eq == string::npos) {
- p.insert(params_t::value_type("",url_unescape(pp)));
+ p.insert(params_t::value_type("",url_decode(pp)));
}else{
- p.insert(params_t::value_type(url_unescape(pp.substr(0,eq)),url_unescape(pp.substr(eq+1))));
+ p.insert(params_t::value_type(url_decode(pp.substr(0,eq)),url_decode(pp.substr(eq+1))));
}
}
}
}
diff --git a/src/util.cc b/src/util.cc
index 2e2d305..3166e62 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -1,53 +1,53 @@
#include "kingate/util.h"
#include "kingate/exception.h"
namespace kingate {
static const char *safeChars =
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"0123456789"
"_-" ;
- string url_escape(const string& str) {
+ string url_encode(const string& str) {
string rv = str;
string::size_type screwed = 0;
for(;;) {
screwed = rv.find_first_not_of(safeChars,screwed);
if(screwed == string::npos)
break;
while(screwed<rv.length() && !strchr(safeChars,rv.at(screwed))) {
char danger = rv.at(screwed);
if(danger==' ') {
rv.replace(screwed++,1,1,'+');
}else{
static char tmp[4] = {'%',0,0,0};
snprintf(&tmp[1],3,"%02X",0xFF&(int)danger);
rv.replace(screwed,1,tmp,3);
screwed+=3;
}
}
}
return rv;
}
- string url_unescape(const string& str) {
+ string url_decode(const string& str) {
string rv = str;
string::size_type unscrewed = 0;
for(;;) {
unscrewed = rv.find_first_of("%+",unscrewed);
if(unscrewed == string::npos)
break;
if(rv.at(unscrewed)=='+') {
rv.replace(unscrewed++,1,1,' ');
}else{
if((rv.length()-unscrewed)<3)
throw exception(CODEPOINT,"incorrectly escaped string");
// XXX: ensure it's hex?
int danger = strtol(rv.substr(unscrewed+1,2).c_str(),NULL,16);
rv.replace(unscrewed,3,1,danger);
unscrewed++;
}
}
return rv;
}
}