93 lines
1.7 KiB
C++
93 lines
1.7 KiB
C++
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#include <stdio.h>
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#include <string.h>
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#include "SqliteQuery.h"
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#include "SqliteDatabase.h"
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#include "SqliteResultSet.h"
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#if defined WIN32
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#define snprintf _snprintf
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#endif
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using namespace SourceMod;
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SqliteQuery::SqliteQuery(SqliteDatabase *db, const char *query) :
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m_pDatabase(db), m_LastRes(NULL)
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{
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m_QueryString = new char[strlen(query)+1];
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strcpy(m_QueryString, query);
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}
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SqliteQuery::~SqliteQuery()
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{
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if (m_LastRes)
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{
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m_LastRes->FreeHandle();
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m_LastRes = NULL;
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}
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delete [] m_QueryString;
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}
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void SqliteQuery::FreeHandle()
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{
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delete this;
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}
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bool SqliteQuery::Execute(QueryInfo *info, char *error, size_t maxlength)
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{
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bool res = ExecuteR(info, error, maxlength);
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if (m_LastRes)
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{
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m_LastRes->FreeHandle();
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}
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m_LastRes = (SqliteResultSet *)info->rs;
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return res;
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}
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bool SqliteQuery::ExecuteR(QueryInfo *info, char *error, size_t maxlength)
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{
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int err;
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char *errmsg;
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char **results;
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int rows, cols;
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err = sqlite3_get_table(m_pDatabase->m_pSql, m_QueryString, &results, &rows, &cols, &errmsg);
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if (err != SQLITE_OK)
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{
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if (error && maxlength && errmsg)
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{
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snprintf(error, maxlength, "%s", errmsg);
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}
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info->affected_rows = 0;
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info->errorcode = err;
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info->rs = NULL;
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info->success = false;
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} else {
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info->affected_rows = sqlite3_changes(m_pDatabase->m_pSql);
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info->errorcode = 0;
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info->success = true;
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if (cols)
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{
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SqliteResults data;
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data.cols = cols;
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data.rows = rows;
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data.results = results;
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SqliteResultSet *pRes = new SqliteResultSet(data);
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info->rs = static_cast<IResultSet *>(pRes);
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} else {
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info->rs = NULL;
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if (results)
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{
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sqlite3_free_table(results);
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}
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}
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}
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return info->success;
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}
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