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1#include <sys/types.h>
2#include <unistd.h>
3#include <signal.h>
4#include <getopt.h>
5#include <pwd.h>
6#include <grp.h>
7#include <errno.h>
8#include <syslog.h>
9#include <iostream>
10#include <memory>
11#include <typeinfo>
12using namespace std;
13#include "kingate/plaincgi.h"
14#include "kingate/cgi_gateway.h"
15using namespace kingate;
16#include "sitecing/sitecing_util.h"
17#include "sitecing/util.h"
18#include "sitecing/sitespace.h"
19#include "sitecing/sitecing_interface_cgi.h"
20#include "sitecing/cgi_component.h"
21#include "sitecing/configuration.h"
22#include "sitecing/magic.h"
23#include "sitecing/sitecing_exception.h"
24#include "sitecing/exception.h"
25using namespace sitecing;
26
27#include "config.h"
28#define PHEADER PACKAGE " Version " VERSION
29#define PCOPY "Copyright (c) 2005 Klever Group"
30
31class cdummyClass : public acomponent {
32 public:
33 void main(int _magic,va_list _args) {}
34 void *__the_most_derived_this() { return NULL; }
35} cdummyInstance;
36class adummyClass : public cgi_component {
37 public:
38 void main(int _magic,va_list _args) {}
39 void *__the_most_derived_this() { return NULL; }
40} adummyInstance;
41
42void process_request(configuration& config) {
43 try {
44 sitespace ss(config);
45 sitecing_interface_cgi scif(&ss);
46 string component_path;
47 string action;
48 config_options::action_handler_t *action_handler;
49 plaincgi_interface ci;
50 cgi_gateway gw(ci);
51 scif.prepare(&gw);
52 try {
53 component_path = normalize_path(gw.get_meta("PATH_INFO"),strip_leading_slash|strip_trailing_slash);
54 string full_component_path;
55 while(true) {
56 full_component_path = config.root_source+'/'+component_path;
57 if(!access(full_component_path.c_str(),F_OK))
58 break;
59 string::size_type sl = component_path.rfind('/');
60 if(sl==string::npos)
61 throw konforka::exception(CODEPOINT,"can't find the target component");
62 component_path.erase(sl);
63 }
64 action = component_path;
65 action_handler = config.lookup_action_handler(component_path);
66 if(action_handler) {
67 action = action_handler->action;
68 }
69 string pwd = dir_name(full_component_path);
70 if(chdir(pwd.c_str()))
71 throw konforka::exception(CODEPOINT,"failed to chdir() into document's directory");
72 so_component soc = ss.fetch(action,&scif);
73 if(action_handler) {
74 soc.ac->run(__magic_action,
75 config.root_source.c_str(), config.root_intermediate.c_str(), config.root_so.c_str(),
76 &(action_handler->args)
77 );
78 }else{
79 soc.ac->main(0,NULL);
80 }
81 }catch(http_status& hs) {
82 scif.headers["Status"] = hs.status+" "+hs.message;
83 string hshp = config.lookup_http_status_handler(component_path,hs.status);
84 if(!hshp.empty()) {
85 so_component hsh = ss.fetch(hshp,&scif); // TODO: handle error trying to handle status
86 hsh.ac->run(__magic_http_status,config.root_source.c_str(),config.root_intermediate.c_str(),
87 config.root_so.c_str(),action.c_str(),&hs);
88 }
89 }catch(compile_error& ce) {
90 config_options *co_exception_handler = config.lookup_config(component_path,config_options::flag_exception_handler);
91 if(co_exception_handler) {
92 so_component eh = ss.fetch(co_exception_handler->exception_handler,&scif); // TODO: handle error trying to handle error.
93 eh.ac->run(__magic_compile_error,ce.what(),config.root_source.c_str(),config.root_intermediate.c_str(),config.root_so.c_str(),ce.component_path.c_str());
94 }else{
95 ce.see(CODEPOINT);
96 throw;
97 }
98 }catch(preprocessor_error& pe) {
99 config_options *co_exception_handler = config.lookup_config(component_path,config_options::flag_exception_handler);
100 if(co_exception_handler) {
101 so_component eh = ss.fetch(co_exception_handler->exception_handler,&scif); // TODO: handle error trying to handle error.
102 eh.ac->run(__magic_preprocess_error,pe.what(),config.root_source.c_str(),config.root_intermediate.c_str(),config.root_so.c_str(),pe.component_name.c_str(),pe.line_number);
103 }else{
104 pe.see(CODEPOINT);
105 throw;
106 }
107 }catch(exception& e) {
108 config_options *co_exception_handler = config.lookup_config(component_path,config_options::flag_exception_handler);
109 if(co_exception_handler) {
110 so_component eh = ss.fetch(co_exception_handler->exception_handler,&scif); // TODO: handle error trying to handle error.
111 eh.ac->run(__magic_generic_exception,e.what(),config.root_source.c_str(),config.root_intermediate.c_str(),config.root_so.c_str(),component_path.c_str(),&e);
112 }
113 }
114 scif.flush();
115 }catch(exception& e) {
116 cerr << "->Oops: " << e.what() << endl;
117 }
118}
119
120int main(int argc,char **argv) {
121 const char* id = *argv;
122 const char* t;
123 while(t = index(id,'/')) {
124 id=t; id++;
125 }
126 openlog(id,LOG_PERROR|LOG_PID,LOG_USER);
127 try {
128 const char *esccf = getenv("SITECING_CONF");
129 string config_file = esccf ? esccf : "sitecing.conf";
130 while(true) {
131 static struct option opts[] = {
132 { "help", no_argument, 0, 'h' },
133 { "usage", no_argument, 0, 'h' },
134 { "version", no_argument, 0, 'V' },
135 { "license", no_argument, 0, 'L' },
136 { "config", required_argument, 0, 'f' },
137 { NULL, 0, 0, 0 }
138 };
139 int c = getopt_long(argc,argv,"f:hVL",opts,NULL);
140 if(c==-1)
141 break;
142 switch(c) {
143 case 'h':
144 cerr << PHEADER << endl
145 << PCOPY << endl << endl
146 << " -h, --help" << endl
147 << " --usage display this text" << endl
148 << " -V, --version display version number" << endl
149 << " -L, --license show license" << endl
150 << " -f filename, --config=filename" << endl
151 << " specify configuration file to use" << endl;
152 exit(0);
153 break;
154 case 'V':
155 cerr << VERSION << endl;
156 exit(0);
157 break;
158 case 'L':
159 extern const char *COPYING;
160 cerr << COPYING << endl;
161 exit(0);
162 break;
163 case 'f':
164 config_file = optarg;
165 break;
166 default:
167 cerr << "Huh??" << endl;
168 break;
169 }
170 }
171 configuration config(config_file);
172 process_request(config);
173 }catch(exception& e) {
174 /* cerr << "Oops: " << e.what() << endl; */
175 syslog(LOG_ERR,"uncaught exception: %s",e.what());
176 }
177 closelog();
178}