79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
#include "__mysql.h"
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#include "Exception.h"
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#include <iostream>
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namespace jet {
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__mysql::__mysql(coreutils::ZString &in, coreutils::MString &parentOut, Global &global, Tag *parent) : Tag(in, parentOut, global, parent) {
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if(!variableDefined("host"))
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throw coreutils::Exception("host must be specified for mysql tag.");
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if(!variableDefined("database"))
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throw coreutils::Exception("database must be specified for mysql tag.");
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if(!variableDefined("user"))
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throw coreutils::Exception("user must be specified for mysql tag.");
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if(!variableDefined("password"))
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throw coreutils::Exception("password must be specified for mysql tag.");
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resolveKeyword("host");
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resolveKeyword("database");
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resolveKeyword("user");
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resolveKeyword("password");
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resolveKeyword("sessionid");
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sessionId = variables["sessionid"];
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global.addSession(sessionId, this);
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mysql = mysql_init(NULL);
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mysql = mysql_real_connect(mysql, variables["host"].c_str(), variables["user"].c_str(), variables["password"].c_str(), variables["database"].c_str(), 0, NULL, 0);
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if(!mysql)
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throw coreutils::Exception("database and host parameters are not valid.");
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std::cout << "mysql: " << mysql << std::endl;
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processContainer(container);
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}
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__mysql::~__mysql() {
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global.removeSession(sessionId);
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mysql_free_result(result);
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mysql_close(mysql);
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}
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void __mysql::query(coreutils::MString query) {
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int rc = mysql_real_query(mysql, query.getData(), query.getLength());
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result = mysql_store_result(mysql);
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if(result) {
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row = mysql_fetch_row(result);
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fieldLength = mysql_fetch_lengths(result);
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qFields = mysql_num_fields(result);
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}
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}
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void __mysql::nextRow() {
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row = mysql_fetch_row(result);
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fieldLength = mysql_fetch_lengths(result);
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}
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bool __mysql::hasRow() {
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return row != NULL;
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}
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coreutils::ZString __mysql::getColumnValue(coreutils::ZString column) {
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if(column == "#")
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return NbrOfRows;
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MYSQL_FIELD *field;
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for(int ix = 0; ix < qFields; ++ix) {
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field = mysql_fetch_field_direct(result, ix);
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if(column.equals((char *)field->name)) {
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return coreutils::ZString(row[ix], fieldLength[ix]);
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}
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}
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throw coreutils::Exception("column does not exist in session result.");
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}
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}
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