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Annotation of parser3/src/classes/form.C, revision 1.50

1.3       paf         1: /** @file
                      2:        Parser: @b form parser class.
                      3: 
1.50    ! moko        4:        Copyright (c) 2001-2020 Art. Lebedev Studio (http://www.artlebedev.com)
1.21      paf         5:        Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.27      paf         6: */
1.3       paf         7: 
1.10      paf         8: #include "classes.h"
1.35      paf         9: #include "pa_vmethod_frame.h"
                     10: 
1.1       paf        11: #include "pa_request.h"
                     12: #include "pa_vform.h"
                     13: 
1.50    ! moko       14: volatile const char * IDENT_FORM_C="$Id: form.C,v 1.49 2017/02/07 22:00:27 moko Exp $";
1.43      moko       15: 
1.6       paf        16: /// $LIMITS.max_post_size default 10M
1.25      paf        17: const size_t MAX_POST_SIZE_DEFAULT=10*0x400*0x400;
1.5       paf        18: 
1.4       paf        19: // class
                     20: 
                     21: class MForm : public Methoded {
1.11      paf        22: public: // Methoded
1.35      paf        23: 
1.4       paf        24:        bool used_directly() { return false; }
1.5       paf        25:        void configure_admin(Request& r);
1.35      paf        26: 
                     27: public:
                     28: 
                     29:        MForm(): Methoded("form") {}
                     30: 
1.4       paf        31: };
1.1       paf        32: 
1.35      paf        33: // global variable
                     34: 
1.47      moko       35: DECLARE_CLASS_VAR(form, new MForm);
1.35      paf        36: 
                     37: // defines for statics
                     38: 
                     39: #define LIMITS_NAME "LIMITS"
                     40: #define MAX_POST_SIZE_NAME "post_max_size"
                     41: 
                     42: // statics
                     43: 
                     44: static const String max_post_size_name(MAX_POST_SIZE_NAME);
                     45: static const String limits_name(LIMITS_NAME);
                     46: 
1.1       paf        47: // methods
                     48: 
1.5       paf        49: // constructor & configurator
1.4       paf        50: 
1.5       paf        51: void MForm::configure_admin(Request& r) {
                     52: 
1.42      misha      53:        Value* limits=r.main_class.get_element(limits_name);
1.44      misha      54:        if(r.request_info.can_have_body()){
1.6       paf        55:                // $limits.max_post_size default 10M
1.48      moko       56:                Value* element=limits ? limits->get_element(max_post_size_name) : 0;
                     57:                size_t value=element ? (size_t)element->as_double() : 0;
                     58:                size_t max_post_size=value ? value : MAX_POST_SIZE_DEFAULT;
1.5       paf        59:                
1.35      paf        60:                if(r.request_info.content_length>max_post_size)
1.48      moko       61:                        throw Exception(PARSER_RUNTIME, 0, "posted content_length(%u) > $" LIMITS_NAME "." MAX_POST_SIZE_NAME "(%u)", r.request_info.content_length, max_post_size);
1.5       paf        62: 
                     63:                // read POST data
1.35      paf        64:                if(r.request_info.content_length) {
                     65:                        char *post_data=new(PointerFreeGC) char[r.request_info.content_length+1/*terminating zero*/];
1.48      moko       66:                        size_t post_size=SAPI::read_post(r.sapi_info, post_data, r.request_info.content_length);
1.35      paf        67:                        post_data[post_size]=0; // terminating zero
                     68:                        r.request_info.post_data=post_data;
                     69:                        r.request_info.post_size=post_size;
                     70:                } else {
                     71:                        r.request_info.post_data=0;
                     72:                        r.request_info.post_size=0;
1.17      parser     73:                }
1.35      paf        74:                if(r.request_info.post_size!=r.request_info.content_length)
1.48      moko       75:                        throw Exception(0, 0, "post_size(%u) != content_length(%u)", r.request_info.post_size, r.request_info.content_length);
1.6       paf        76:        }
1.1       paf        77: }