3eaf791406
git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@213 0109f412-320b-0410-ab79-c3e0c5ffbbe6
439 lines
13 KiB
C++
439 lines
13 KiB
C++
//-------------------------------------------------------------------------
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// Desc: Class for displaying a file handle manager in HTML on a web page.
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// Tabs: 3
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//
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// Copyright (c) 2001-2003,2005-2006 Novell, Inc. All Rights Reserved.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of version 2 of the GNU General Public
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// License as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, contact Novell, Inc.
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//
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// To contact Novell about this file by physical or electronic mail,
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// you may find current contact information at www.novell.com
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//
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// $Id: imonfmgr.cpp 12329 2006-01-20 17:49:30 -0700 (Fri, 20 Jan 2006) ahodgkinson $
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//-------------------------------------------------------------------------
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#include "flaimsys.h"
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/****************************************************************************
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Desc: This function implementd the display method of the FileHdlMgrPage web
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page.
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*****************************************************************************/
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RCODE F_FileHdlMgrPage::display(
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FLMUINT uiNumParams,
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const char ** ppszParams)
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{
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RCODE rc = FERR_OK;
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F_FileHdlMgr * pFileHdlMgr;
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F_ListMgr * pListMgr;
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FLMUINT uiNumAvailItems;
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FLMUINT uiNumUsedItems;
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char szTemp[20];
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FLMUINT uiLoop;
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FLMBOOL bRefresh = FALSE;
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char szAddress[20];
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FLMBOOL bHighlight = FALSE;
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FLMBYTE * pszTemp = NULL;
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FLMBYTE * pszTemp1 = NULL;
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if( RC_BAD( rc = f_alloc( 250, &pszTemp)))
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{
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printErrorPage( rc, TRUE, (char *)"Failed to allocate temporary buffer");
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goto Exit;
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}
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if( RC_BAD( rc = f_alloc( 250, &pszTemp1)))
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{
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printErrorPage( rc, TRUE, (char *)"Failed to allocate temporary buffer");
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goto Exit;
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}
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stdHdr();
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fnPrintf( m_pHRequest, HTML_DOCTYPE);
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fnPrintf( m_pHRequest, "<html>\n");
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// Determine if we are being requested to refresh this page or not.
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if ((bRefresh = DetectParameter(
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uiNumParams,
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ppszParams,
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"Refresh")) == TRUE)
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{
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// Send back the page with a refresh command in the header
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fnPrintf( m_pHRequest,
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"<HEAD>"
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"<META http-equiv=\"refresh\" content=\"5; url=%s/FileHdlMgr?Refresh\">"
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"<TITLE>gv_FlmSysData.pFileHdlMgr</TITLE>\n",
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m_pszURLString);
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}
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else
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{
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fnPrintf( m_pHRequest,
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"<HEAD><TITLE>gv_FlmSysData.pFileHdlMgr</TITLE>\n");
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}
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printStyle();
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fnPrintf( m_pHRequest, "</HEAD>\n");
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fnPrintf( m_pHRequest, "<body>\n");
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// If we are not to refresh this page, then don't include the
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// refresh meta command
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if (!bRefresh)
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{
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f_sprintf( (char *)pszTemp,
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"<A HREF=%s/FileHdlMgr?Refresh>Start Auto-refresh (5 sec.)</A>",
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m_pszURLString);
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}
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else
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{
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f_sprintf( (char *)pszTemp,
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"<A HREF=%s/FileHdlMgr>Stop Auto-refresh</A>",
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m_pszURLString);
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}
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// Prepare the refresh link.
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f_sprintf( (char *)pszTemp1, "<A HREF=%s/FileHdlMgr>Refresh</A>",
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m_pszURLString);
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if (gv_FlmSysData.pFileHdlMgr == NULL)
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{
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fnPrintf( m_pHRequest,
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"<CENTER>No File Handle Manager exists. "
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"Please ensure that a database has been opened."
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"</CENTER>\n");
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}
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else
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{
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// Lock the file handle manager Mutex and add a reference
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// to it to hold it until we are done.
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f_mutexLock( gv_FlmSysData.hFileHdlMutex);
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pFileHdlMgr = gv_FlmSysData.pFileHdlMgr;
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pFileHdlMgr->AddRef();
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f_mutexUnlock( gv_FlmSysData.hFileHdlMutex);
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printTableStart( "File Handle Manager", 1, 100);
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printTableRowStart();
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printColumnHeading( "", JUSTIFY_LEFT, FLM_IMON_COLOR_PUTTY_1, 4, 1, FALSE);
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fnPrintf( m_pHRequest, "%s, ", pszTemp1);
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fnPrintf( m_pHRequest, "%s\n", pszTemp);
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printColumnHeadingClose();
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printTableRowEnd();
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printTableEnd();
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printTableStart( "File Handle Manager - Methods", 2, 100);
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// Write out the table headings.
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printTableRowStart();
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printColumnHeading( "Method Name");
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printColumnHeading( "Value");
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printTableRowEnd();
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// GetOpenThreshold - method to return the file open threshold
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printTableRowStart( bHighlight = ~bHighlight);
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fnPrintf( m_pHRequest, TD_s, "GetOpenThreshold");
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fnPrintf( m_pHRequest, TD_ld, pFileHdlMgr->GetOpenThreshold());
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printTableRowEnd();
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// GetOpenedFiles - Returns the number of opened files
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printTableRowStart( bHighlight = ~bHighlight);
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fnPrintf( m_pHRequest, TD_s, "GetOpenedFiles");
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fnPrintf( m_pHRequest, TD_ld, pFileHdlMgr->GetOpenedFiles());
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printTableRowEnd();
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// GetMaxAvailTime
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printTableRowStart( bHighlight = ~bHighlight);
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fnPrintf( m_pHRequest, TD_s, "GetMaxAvailTime");
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FormatTime( pFileHdlMgr->GetMaxAvailTime(), szTemp);
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fnPrintf( m_pHRequest, TD_s, szTemp);
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fnPrintf( m_pHRequest, TR_END);
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printTableRowEnd();
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// Introduce another table to show the private members
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printTableStart( "File Handle Manager - Fields", 4, 100);
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// Write out the table headings.
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printTableRowStart();
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printColumnHeading( "Byte Offset (hex)");
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printColumnHeading( "Field Name");
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printColumnHeading( "Field Type");
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printColumnHeading( "Value");
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printTableRowEnd();
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// m_phMutex (show the address)
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printAddress( &pFileHdlMgr->m_phMutex, szAddress);
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printHTMLString(
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"m_phMutex",
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"F_MUTEX",
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(void *)pFileHdlMgr,
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(void *)&pFileHdlMgr->m_phMutex,
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(char *)szAddress,
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(bHighlight = ~bHighlight));
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// m_uiOpenThreshold
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printHTMLUint(
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"m_uiOpenThreshold",
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"FLMUINT",
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(void *)pFileHdlMgr,
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(void *)&pFileHdlMgr->m_uiOpenThreshold,
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pFileHdlMgr->m_uiOpenThreshold,
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(bHighlight = ~bHighlight));
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// m_uiMaxAvailTime
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FormatTime( pFileHdlMgr->m_uiMaxAvailTime, szTemp);
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printHTMLString(
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"m_uiMaxAvailTime",
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"FLMUINT",
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(void *)pFileHdlMgr,
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(void *)&pFileHdlMgr->m_uiMaxAvailTime,
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(char *)szTemp,
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(bHighlight = ~bHighlight));
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// m_ListMgr (show address)
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printAddress( &pFileHdlMgr->m_ListMgr, szAddress);
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printHTMLString(
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"m_ListMgr",
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"F_ListMgr",
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(void *)pFileHdlMgr,
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(void *)&pFileHdlMgr->m_ListMgr,
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(char *)szAddress,
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(bHighlight = ~bHighlight));
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// m_LNodes (show address)
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printAddress( &pFileHdlMgr->m_LNodes[0], szAddress);
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printHTMLString(
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"m_LNodes",
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"LNODE[]",
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(void *)pFileHdlMgr,
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(void *)&pFileHdlMgr->m_LNodes,
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(char *)szAddress,
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(bHighlight = ~bHighlight));
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// m_bIsSetup
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printHTMLString(
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"m_bIsSetup",
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"FLMBOOL",
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(void *)pFileHdlMgr,
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(void *)&pFileHdlMgr->m_bIsSetup,
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(char *)(pFileHdlMgr->m_bIsSetup ? "Yes" : "No"),
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(bHighlight = ~bHighlight));
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// m_uiFileIdCounter
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printHTMLUint(
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"m_uiFileIdCounter",
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"FLMUINT",
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(void *)pFileHdlMgr,
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(void *)&pFileHdlMgr->m_uiFileIdCounter,
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pFileHdlMgr->m_uiFileIdCounter,
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(bHighlight = ~bHighlight));
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printTableEnd();
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fnPrintf( m_pHRequest, "<br>\n");
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fnPrintf( m_pHRequest, "<center>\n");
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fnPrintf( m_pHRequest, "Shown below are the AVAILABLE and the USED File "
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"Handle Lists.<BR>To select a File Handle to view, "
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"you may click the appropriate \"NEXT FILE HANDLE\" "
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"button or choose from the drop down selection list."
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"\n");
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fnPrintf( m_pHRequest, "</center>\n");
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fnPrintf( m_pHRequest, "<br>\n");
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// Define the form to present the File Handle Lists
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// Begin with the Available List of File Handles
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// Get a reference to the list manager, then find out
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// how many items are in the Available List
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pListMgr = pFileHdlMgr->GetListMgr();
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uiNumAvailItems = pListMgr->GetCount( FHM_AVAIL_LIST);
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if (uiNumAvailItems > 0)
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{
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fnPrintf( m_pHRequest, "<form name=\"AvailSelection\" type=\"submit\" "
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"method=\"get\" action=\"%s/FileHdl?Avail=Yes\">\n",
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m_pszURLString);
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fnPrintf( m_pHRequest, "<center><H2>Available List</H2></center>\n");
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fnPrintf( m_pHRequest, "<center>\n");
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printButton( "Next File Handle", BT_Button, NULL, NULL,
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"ONCLICK='nextAvailHdl(document.AvailSelection.AvailOption)'");
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fnPrintf( m_pHRequest, "  \n");
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fnPrintf( m_pHRequest, "or select a specific file handle to view\n");
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fnPrintf( m_pHRequest, "  \n");
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fnPrintf( m_pHRequest, "<SELECT NAME=\"AvailOption\""
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"onChange=\"this.form.FileId.value = this.form."
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"AvailOption.options[this.form.AvailOption."
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"selectedIndex].text\">\n");
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for (uiLoop = 0; uiLoop < uiNumAvailItems; uiLoop++)
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{
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fnPrintf( m_pHRequest, "<OPTION> %ld\n", uiLoop);
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}
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fnPrintf( m_pHRequest, "</SELECT>\n");
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fnPrintf( m_pHRequest, "  \n");
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printButton( "Submit", BT_Submit);
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fnPrintf( m_pHRequest, "</center>\n");
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fnPrintf( m_pHRequest, "<INPUT name=\"From\" type=hidden "
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"value=\"FileHdlMgr\"></INPUT>\n");
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fnPrintf( m_pHRequest, "<INPUT name=\"FileId\" type=hidden "
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"value=0></INPUT>\n");
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fnPrintf( m_pHRequest, "<INPUT name=\"List\" type=hidden "
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"value=\"Avail\"></INPUT>\n");
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fnPrintf( m_pHRequest, "</form>\n");
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}
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else
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{
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fnPrintf( m_pHRequest, "<center><H2>Available List - "
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"No Entries</H2></center>\n");
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}
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uiNumUsedItems = pListMgr->GetCount( FHM_USED_LIST);
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if (uiNumUsedItems > 0)
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{
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fnPrintf( m_pHRequest, "<form name=\"UsedSelection\" type=\"submit\" "
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"method=\"get\" action=\"%s/FileHdl\">\n",
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m_pszURLString);
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fnPrintf( m_pHRequest, "<CENTER><H2>Used List</H2></CENTER>\n");
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fnPrintf( m_pHRequest, "<center>\n");
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printButton( "Next File Handle", BT_Button, NULL, NULL,
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"ONCLICK='nextUsedHdl(document.UsedSelection.UsedOption)'");
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fnPrintf( m_pHRequest, "  \n");
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fnPrintf( m_pHRequest, "or select a specific file handle to view\n");
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fnPrintf( m_pHRequest, "  \n");
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fnPrintf( m_pHRequest, "<SELECT NAME=\"UsedOption\"\n"
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"onChange=\"this.form.FileId.value = "
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"this.form.UsedOption.options[this.form."
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"UsedOption.selectedIndex].text\">\n");
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for (uiLoop=0; uiLoop < uiNumUsedItems; uiLoop++)
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{
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fnPrintf( m_pHRequest, "<OPTION> %ld\n", uiLoop);
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}
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fnPrintf( m_pHRequest, "</SELECT>\n");
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fnPrintf( m_pHRequest, "  \n");
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printButton( "Submit", BT_Submit);
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fnPrintf( m_pHRequest, "</center>\n");
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fnPrintf( m_pHRequest, "<INPUT name=\"From\" type=hidden "
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"value=\"FileHdlMgr\"></INPUT>\n");
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fnPrintf( m_pHRequest, "<INPUT name=\"FileId\" type=hidden "
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"value=0></INPUT>\n");
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fnPrintf( m_pHRequest, "<INPUT name=\"List\" type=hidden "
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"value=\"Used\"></INPUT>\n");
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fnPrintf( m_pHRequest, "</form>\n");
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}
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else
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{
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fnPrintf( m_pHRequest, "<center><H2>Used List - "
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"No Entries</H2></center>\n");
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}
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fnPrintf( m_pHRequest, "<SCRIPT>\n");
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// nextAvailHdl function - increments the selection option to the next
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// available option. If at the end, it will wrap to the beginning.
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fnPrintf( m_pHRequest, "function nextAvailHdl(selectObj)\n");
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fnPrintf( m_pHRequest, "{\nvar FileId\n");
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fnPrintf( m_pHRequest, "switch (selectObj.selectedIndex)\n{\n");
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for (uiLoop = 0; uiLoop < uiNumAvailItems; uiLoop++)
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{
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fnPrintf( m_pHRequest, "case %ld:\n", uiLoop);
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fnPrintf( m_pHRequest, "\tFileId=%ld\n", (uiLoop + 1 < uiNumAvailItems ? uiLoop + 1 : 0));
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fnPrintf( m_pHRequest, "\tselectObj.selectedIndex=%ld\n",
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(uiLoop + 1 < uiNumAvailItems ? uiLoop + 1 : 0));
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fnPrintf( m_pHRequest, "\tbreak\n");
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}
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fnPrintf( m_pHRequest, "default:\n\tbreak\n");
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fnPrintf( m_pHRequest, "}\n");
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fnPrintf( m_pHRequest, "document.AvailSelection.FileId.value = "
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"FileId\n}\n");
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// nextUsedHdl function - increments the selection option to the next
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// available option. If at the end, it will wrap to the beginning.
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fnPrintf( m_pHRequest, "function nextUsedHdl(selectObj)\n");
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fnPrintf( m_pHRequest, "{\nvar FileId\n");
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fnPrintf( m_pHRequest, "switch (selectObj.selectedIndex)\n{\n");
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for (uiLoop = 0; uiLoop < uiNumUsedItems; uiLoop++)
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{
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fnPrintf( m_pHRequest, "case %ld:\n", uiLoop);
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fnPrintf( m_pHRequest, "\tFileId=%ld\n",
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(uiLoop + 1 < uiNumUsedItems ? uiLoop + 1 : 0));
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fnPrintf( m_pHRequest, "\tselectObj.selectedIndex=%ld\n",
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(uiLoop + 1 < uiNumUsedItems ? uiLoop + 1 : 0));
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fnPrintf( m_pHRequest, "\tbreak\n");
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}
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fnPrintf( m_pHRequest, "default:\n\tbreak\n");
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fnPrintf( m_pHRequest, "}\n");
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fnPrintf( m_pHRequest, "document.UsedSelection.FileId.value = FileId\n}\n");
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fnPrintf( m_pHRequest, "</SCRIPT>\n");
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// Now release the FileHdlMgr...
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f_mutexLock( gv_FlmSysData.hFileHdlMutex);
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pFileHdlMgr->Release();
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pFileHdlMgr = NULL;
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f_mutexUnlock( gv_FlmSysData.hFileHdlMutex);
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} // else
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fnPrintf( m_pHRequest, "</body></html>\n");
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fnEmit();
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Exit:
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if (pszTemp)
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{
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f_free( &pszTemp);
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}
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if (pszTemp1)
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{
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f_free( &pszTemp1);
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}
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return( rc);
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}
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