Method: Curl::PostField#to_str

Defined in:
ext/curb_postfield.c

#to_str ⇒ Object #to_s ⇒ Object Also known as: to_s

Obtain a String representation of this PostField in url-encoded format. This is used to construct the post data for non-multipart POSTs.

Only content fields may be converted to strings.



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# File 'ext/curb_postfield.c', line 423

static VALUE ruby_curl_postfield_to_str(VALUE self) {
  // FIXME This is using the deprecated curl_escape func
  ruby_curl_postfield *rbcpf;
  VALUE result = Qnil;
  
  Data_Get_Struct(self, ruby_curl_postfield, rbcpf);

  if ((rbcpf->local_file == Qnil) && (rbcpf->remote_file == Qnil)) {
    if (rbcpf->name != Qnil) {
      char *tmpchrs;
      
      if ((tmpchrs = curl_escape(StringValuePtr(rbcpf->name), RSTRING_LEN(rbcpf->name))) == NULL) {
        rb_raise(eCurlErrInvalidPostField, "Failed to url-encode name `%s'", tmpchrs);
      } else {
        VALUE tmpcontent = Qnil;
        VALUE escd_name = rb_str_new2(tmpchrs);
        curl_free(tmpchrs);
        
        if (rbcpf->content_proc != Qnil) {
          tmpcontent = rb_funcall(rbcpf->content_proc, idCall, 1, self);
        } else if (rbcpf->content != Qnil) {
          tmpcontent = rbcpf->content;
        } else {
          tmpcontent = rb_str_new2("");
        }
        
        if ((tmpchrs = curl_escape(StringValuePtr(tmpcontent), RSTRING_LEN(tmpcontent))) == NULL) {
          rb_raise(eCurlErrInvalidPostField, "Failed to url-encode content `%s'", tmpchrs);
        } else {
          VALUE escd_content = rb_str_new2(tmpchrs);
          curl_free(tmpchrs);
          
          result = escd_name;
          rb_str_cat(result, "=", 1);
          rb_str_concat(result, escd_content); 
        }            
      }
    } else {
      rb_raise(eCurlErrInvalidPostField, "Cannot convert unnamed field to string");
    }      
  } else {
    rb_raise(eCurlErrInvalidPostField, "Cannot convert non-content field to string");
  }  
  
  return result;
}