1ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Use of this source code is governed by a BSD-style license that can be 3c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// found in the LICENSE file. 4c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 5c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#include "chrome/browser/autofill/autofill_xml_parser.h" 6c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 7ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen#include <stdlib.h> 8ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen#include <string.h> 9ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen 10ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen#include "base/logging.h" 11c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#include "third_party/libjingle/overrides/talk/xmllite/qname.h" 12c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 13ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian MonsenAutofillXmlParser::AutofillXmlParser() 14c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch : succeeded_(true) { 15c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 16c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 17ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsenvoid AutofillXmlParser::CharacterData( 18c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch buzz::XmlParseContext* context, const char* text, int len) { 19c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 20c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 21ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsenvoid AutofillXmlParser::EndElement(buzz::XmlParseContext* context, 22c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const char* name) { 23c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 24c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 25ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsenvoid AutofillXmlParser::Error(buzz::XmlParseContext* context, 26c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch XML_Error error_code) { 27c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch succeeded_ = false; 28c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 29c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 30ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian MonsenAutofillQueryXmlParser::AutofillQueryXmlParser( 31dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen std::vector<AutofillFieldType>* field_types, 3272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen UploadRequired* upload_required, 3372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen std::string* experiment_id) 34c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch : field_types_(field_types), 3572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen upload_required_(upload_required), 3672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen experiment_id_(experiment_id) { 37c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch DCHECK(upload_required_); 3872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen DCHECK(experiment_id_); 39c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 40c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 41ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsenvoid AutofillQueryXmlParser::StartElement(buzz::XmlParseContext* context, 42c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const char* name, 43c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const char** attrs) { 44c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch buzz::QName qname = context->ResolveQName(name, false); 4572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const std::string& element = qname.LocalPart(); 46c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (element.compare("autofillqueryresponse") == 0) { 4772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen // We check for the upload required attribute below, but if it's not 4872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen // present, we use the default upload rates. Likewise, by default we assume 4972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen // an empty experiment id. 50c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch *upload_required_ = USE_UPLOAD_RATES; 5172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen *experiment_id_ = std::string(); 5272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen 5372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen // |attrs| is a NULL-terminated list of (attribute, value) pairs. 5472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen while (*attrs) { 55c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch buzz::QName attribute_qname = context->ResolveQName(attrs[0], true); 5672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const std::string& attribute_name = attribute_qname.LocalPart(); 57c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (attribute_name.compare("uploadrequired") == 0) { 58c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (strcmp(attrs[1], "true") == 0) 59c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch *upload_required_ = UPLOAD_REQUIRED; 60c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch else if (strcmp(attrs[1], "false") == 0) 61c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch *upload_required_ = UPLOAD_NOT_REQUIRED; 6272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen } else if (attribute_name.compare("experimentid") == 0) { 6372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen *experiment_id_ = attrs[1]; 64c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 6572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen 6672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen // Advance to the next (attribute, value) pair. 6772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen attrs += 2; 68c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 69c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } else if (element.compare("field") == 0) { 70c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (!attrs[0]) { 71c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Missing the "autofilltype" attribute, abort. 72c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch context->RaiseError(XML_ERROR_ABORTED); 73c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return; 74c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 75c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 76c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Determine the field type from the attribute value. There should be one 77c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // attribute (autofilltype) with an integer value. 78dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen AutofillFieldType field_type = UNKNOWN_TYPE; 79c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch buzz::QName attribute_qname = context->ResolveQName(attrs[0], true); 8072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const std::string& attribute_name = attribute_qname.LocalPart(); 81c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 82c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (attribute_name.compare("autofilltype") == 0) { 83c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch int value = GetIntValue(context, attrs[1]); 84dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen field_type = static_cast<AutofillFieldType>(value); 85c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (field_type < 0 || field_type > MAX_VALID_FIELD_TYPE) { 86c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch field_type = NO_SERVER_DATA; 87c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 88c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 89c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 90c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Record this field type. 91c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch field_types_->push_back(field_type); 92c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 93c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 94c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 95ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsenint AutofillQueryXmlParser::GetIntValue(buzz::XmlParseContext* context, 96c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const char* attribute) { 97c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch char* attr_end = NULL; 98c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch int value = strtol(attribute, &attr_end, 10); 99c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (attr_end != NULL && attr_end == attribute) { 100c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch context->RaiseError(XML_ERROR_SYNTAX); 101c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return 0; 102c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 103c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return value; 104c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 105c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 106ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian MonsenAutofillUploadXmlParser::AutofillUploadXmlParser(double* positive_upload_rate, 107c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch double* negative_upload_rate) 1083345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick : succeeded_(false), 1093345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick positive_upload_rate_(positive_upload_rate), 110c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch negative_upload_rate_(negative_upload_rate) { 111c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch DCHECK(positive_upload_rate_); 112c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch DCHECK(negative_upload_rate_); 113c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 114c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 115ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsenvoid AutofillUploadXmlParser::StartElement(buzz::XmlParseContext* context, 116c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const char* name, 117c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const char** attrs) { 118c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch buzz::QName qname = context->ResolveQName(name, false); 119c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const std::string &element = qname.LocalPart(); 120c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (element.compare("autofilluploadresponse") == 0) { 121c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Loop over all attributes to get the upload rates. 122c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch while (*attrs) { 123c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch buzz::QName attribute_qname = context->ResolveQName(attrs[0], true); 124c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const std::string &attribute_name = attribute_qname.LocalPart(); 125c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (attribute_name.compare("positiveuploadrate") == 0) { 126c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch *positive_upload_rate_ = GetDoubleValue(context, attrs[1]); 127c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } else if (attribute_name.compare("negativeuploadrate") == 0) { 128c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch *negative_upload_rate_ = GetDoubleValue(context, attrs[1]); 129c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 130c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch attrs += 2; // We peeked at attrs[0] and attrs[1], skip past both. 131c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 132c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 133c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 134c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 135ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsendouble AutofillUploadXmlParser::GetDoubleValue(buzz::XmlParseContext* context, 136c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch const char* attribute) { 137c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch char* attr_end = NULL; 138c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch double value = strtod(attribute, &attr_end); 139c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (attr_end != NULL && attr_end == attribute) { 140c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch context->RaiseError(XML_ERROR_SYNTAX); 141c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return 0.0; 142c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 143c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return value; 144c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 145