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#include "stdafx.h"
#include "db_mysql_diff_reporting.h"
#include "grtdb/db_object_helpers.h"
#include "grts/structs.h"
#include "grts/structs.db.mgmt.h"
#include "grts/structs.db.mysql.h"
#include "grts/structs.workbench.h"
#include "grtpp.h"
using namespace grt;
#include "diff/diffchange.h"
#include "grtdb/diff_dbobjectmatch.h"
#include "grtsqlparser/sql_facade.h"
#include "grti/sqlgenerator.h"
#include "db.mysql/backend/db_mysql_public_interface.h"
#include "db.mysql/src/module_db_mysql_shared_code.h"
#include "grtdb/charset_utils.h"
#include "grtdb/db_object_helpers.h"
DbMySQLDiffReporting::DbMySQLDiffReporting(bec::GRTManager *m)
: manager_(m)
{}
DbMySQLDiffReporting::~DbMySQLDiffReporting()
{}
// this function gets catalog from file or (if filename is empty) from the GRT tree
db_mysql_CatalogRef DbMySQLDiffReporting::get_cat_from_file_or_tree(std::string filename,
std::string& error_msg)
{
db_mysql_CatalogRef ref_cat= get_model_catalog();
if(!ref_cat.is_valid())
{
error_msg.assign("Internal error. Catalog is invalid");
return db_mysql_CatalogRef();
}
if(filename.empty())
{
ref_cat->name("default");
ref_cat->oldName("default");
return ref_cat;
}
workbench_physical_ModelRef pm= workbench_physical_ModelRef::cast_from(ref_cat->owner());
db_mysql_CatalogRef cat(manager_->get_grt());
cat->version(pm->rdbms()->version());
grt::replace_contents(cat->simpleDatatypes(), pm->rdbms()->simpleDatatypes());
cat->name("default");
cat->oldName("default");
GError *file_error= NULL;
char *sql_input_script= NULL;
size_t sql_input_script_length= 0;
if(!g_file_get_contents(filename.c_str(), &sql_input_script, &sql_input_script_length, &file_error))
{
std::string file_error_msg("Error reading input file: ");
file_error_msg.append(file_error->message);
error_msg.assign(file_error_msg.c_str());
return db_mysql_CatalogRef();
}
SqlFacade::Ref sql_parser= SqlFacade::instance_for_rdbms(pm->rdbms());
sql_parser->parseSqlScriptString(cat, sql_input_script);
g_free(sql_input_script);
return cat;
}
std::string DbMySQLDiffReporting::generate_report(const std::string& left_file,
const std::string& right_file,
const grt::ValueRef &left,
const grt::ValueRef &right)
{
std::string err;
db_mysql_CatalogRef left_cat, right_cat, left_cat_copy, right_cat_copy;
if(!left.is_valid())
{
left_cat= get_cat_from_file_or_tree(left_file, err);
if(!err.empty())
throw DbMySQLDiffReportingException(err);
}
else
{
left_cat= db_mysql_CatalogRef::cast_from(left);
}
std::string default_engine_name;
grt::ValueRef default_engine = manager_->get_app_option("db.mysql.Table:tableEngine");
if(grt::StringRef::can_wrap(default_engine))
default_engine_name = grt::StringRef::cast_from(default_engine);
left_cat_copy= db_mysql_CatalogRef::cast_from(grt::copy_object(manager_->get_grt(), left_cat));
bec::CatalogHelper::apply_defaults(left_cat_copy, default_engine_name);
if(!right.is_valid())
{
right_cat= get_cat_from_file_or_tree(right_file, err);
if(!err.empty())
throw DbMySQLDiffReportingException(err);
}
else
{
right_cat= db_mysql_CatalogRef::cast_from(right);
}
right_cat_copy= db_mysql_CatalogRef::cast_from(grt::copy_object(manager_->get_grt(), right_cat));
bec::CatalogHelper::apply_defaults(right_cat_copy, default_engine_name);
CatalogMap left_catalog_map;
build_catalog_map(left_cat_copy, left_catalog_map);
update_all_old_names(left_cat_copy, true, left_catalog_map);
CatalogMap right_catalog_map;
build_catalog_map(right_cat_copy, right_catalog_map);
update_all_old_names(right_cat_copy, true, right_catalog_map);
db_mgmt_RdbmsRef rdbms= db_mgmt_RdbmsRef::cast_from(manager_->get_grt()->get("/wb/rdbmsMgmt/rdbms/0"));
bec::apply_user_datatypes(right_cat_copy, rdbms);
bec::apply_user_datatypes(left_cat_copy, rdbms);
grt::DbObjectMatchAlterOmf omf;
omf.dontdiff_mask = 3;
grt::NormalizedComparer normalizer(manager_->get_grt());
normalizer.init_omf(&omf);
boost::shared_ptr<DiffChange> alter_change= diff_make(left_cat_copy, right_cat_copy, &omf);
SQLGeneratorInterfaceWrapper *diffsql_module=
manager_->get_grt()->get_module_wrapper<SQLGeneratorInterfaceWrapper>("DbMySQL");
if(diffsql_module == NULL)
throw DbMySQLDiffReportingException("error loading module MySQLModuleDbMySQL");
std::string tpath;
tpath.append("modules").append(G_DIR_SEPARATOR_S).append("data").append(G_DIR_SEPARATOR_S).append("db_mysql_catalog_reporting")
.append(G_DIR_SEPARATOR_S).append("Basic_Text.tpl").append(G_DIR_SEPARATOR_S).append("basic_text_report.txt.tpl");
grt::DictRef options(manager_->get_grt());
options.set("UseFilteredLists", grt::IntegerRef(0));
options.set("KeepOrder", grt::IntegerRef(1));
options.set("TemplateFile",
grt::StringRef(manager_->get_data_file_path(tpath).c_str()));
char buf1[128];
sprintf(buf1, "%p", alter_change.get());
//if(alter_change)
// alter_change->dump_log(0);
grt::StringRef output_string(
diffsql_module->generateReport(left_cat_copy, options, std::string(buf1)));
return std::string(output_string.c_str());
}
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