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<?php
// Page: FusionCharts.php
// Author: InfoSoft Global (P) Ltd.
// This page contains functions that can be used to render FusionCharts.
// encodeDataURL function encodes the dataURL before it's served to FusionCharts.
// If you've parameters in your dataURL, you necessarily need to encode it.
// Param: $strDataURL - dataURL to be fed to chart
// Param: $addNoCacheStr - Whether to add aditional string to URL to disable caching of data
function encodeDataURL($strDataURL, $addNoCacheStr=false) {
//Add the no-cache string if required
if ($addNoCacheStr==true) {
// We add ?FCCurrTime=xxyyzz
// If the dataURL already contains a ?, we add &FCCurrTime=xxyyzz
// We replace : with _, as FusionCharts cannot handle : in URLs
if (strpos(strDataURL,"?")<>0)
$strDataURL .= "&FCCurrTime=" . Date("H_i_s");
else
$strDataURL .= "?FCCurrTime=" . Date("H_i_s");
}
// URL Encode it
return urlencode($strDataURL);
}
// datePart function converts MySQL database based on requested mask
// Param: $mask - what part of the date to return "m' for month,"d" for day, and "y" for year
// Param: $dateTimeStr - MySQL date/time format (yyyy-mm-dd HH:ii:ss)
function datePart($mask, $dateTimeStr) {
@list($datePt, $timePt) = explode(" ", $dateTimeStr);
$arDatePt = explode("-", $datePt);
$dataStr = "";
// Ensure we have 3 parameters for the date
if (count($arDatePt) == 3) {
list($year, $month, $day) = $arDatePt;
// determine the request
switch ($mask) {
case "m": return $month;
case "d": return $day;
case "y": return $year;
}
// default to mm/dd/yyyy
return (trim($month . "/" . $day . "/" . $year));
}
return $dataStr;
}
// renderChart renders the JavaScript + HTML code required to embed a chart.
// This function assumes that you've already included the FusionCharts JavaScript class
// in your page.
// $chartSWF - SWF File Name (and Path) of the chart which you intend to plot
// $strURL - If you intend to use dataURL method for this chart, pass the URL as this parameter. Else, set it to "" (in case of dataXML method)
// $strXML - If you intend to use dataXML method for this chart, pass the XML data as this parameter. Else, set it to "" (in case of dataURL method)
// $chartId - Id for the chart, using which it will be recognized in the HTML page. Each chart on the page needs to have a unique Id.
// $chartWidth - Intended width for the chart (in pixels)
// $chartHeight - Intended height for the chart (in pixels)
// $debugMode - Whether to start the chart in debug mode
// $registerWithJS - Whether to ask chart to register itself with JavaScript
function renderChart($chartSWF, $strURL, $strXML, $chartId, $chartWidth, $chartHeight, $debugMode, $registerWithJS) {
//First we create a new DIV for each chart. We specify the name of DIV as "chartId"Div.
//DIV names are case-sensitive.
// The Steps in the script block below are:
//
// 1)In the DIV the text "Chart" is shown to users before the chart has started loading
// (if there is a lag in relaying SWF from server). This text is also shown to users
// who do not have Flash Player installed. You can configure it as per your needs.
//
// 2) The chart is rendered using FusionCharts Class. Each chart's instance (JavaScript) Id
// is named as chart_"chartId".
//
// 3) Check whether we've to provide data using dataXML method or dataURL method
// save the data for usage below
if ($strXML=="")
$tempData = "//Set the dataURL of the chart\n\t\tchart_$chartId.setDataURL(\"$strURL\")";
else
$tempData = "//Provide entire XML data using dataXML method\n\t\tchart_$chartId.setDataXML(\"$strXML\")";
// Set up necessary variables for the RENDERCAHRT
$chartIdDiv = $chartId . "Div";
$ndebugMode = boolToNum($debugMode);
$nregisterWithJS = boolToNum($registerWithJS);
// create a string for outputting by the caller
$render_chart = <<<RENDERCHART
<!-- START Script Block for Chart $chartId -->
<div id="$chartIdDiv" align="center">
Chart.
</div>
<script type="text/javascript">
//Instantiate the Chart
var chart_$chartId = new FusionCharts("$chartSWF", "$chartId", "$chartWidth", "$chartHeight", "$ndebugMode", "$nregisterWithJS");
$tempData
//Finally, render the chart.
chart_$chartId.render("$chartIdDiv");
</script>
<!-- END Script Block for Chart $chartId -->
RENDERCHART;
return $render_chart;
}
//renderChartHTML function renders the HTML code for the JavaScript. This
//method does NOT embed the chart using JavaScript class. Instead, it uses
//direct HTML embedding. So, if you see the charts on IE 6 (or above), you'll
//see the "Click to activate..." message on the chart.
// $chartSWF - SWF File Name (and Path) of the chart which you intend to plot
// $strURL - If you intend to use dataURL method for this chart, pass the URL as this parameter. Else, set it to "" (in case of dataXML method)
// $strXML - If you intend to use dataXML method for this chart, pass the XML data as this parameter. Else, set it to "" (in case of dataURL method)
// $chartId - Id for the chart, using which it will be recognized in the HTML page. Each chart on the page needs to have a unique Id.
// $chartWidth - Intended width for the chart (in pixels)
// $chartHeight - Intended height for the chart (in pixels)
// $debugMode - Whether to start the chart in debug mode
function renderChartHTML($chartSWF, $strURL, $strXML, $chartId, $chartWidth, $chartHeight, $debugMode) {
// Generate the FlashVars string based on whether dataURL has been provided
// or dataXML.
$strFlashVars = "&chartWidth=" . $chartWidth . "&chartHeight=" . $chartHeight . "&debugMode=" . boolToNum($debugMode);
if ($strXML=="")
// DataURL Mode
$strFlashVars .= "&dataURL=" . $strURL;
else
//DataXML Mode
$strFlashVars .= "&dataXML=" . $strXML;
$HTML_chart = <<<HTMLCHART
<!-- START Code Block for Chart $chartId -->
<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="$chartWidth" height="$chartHeight" id="$chartId">
<param name="allowScriptAccess" value="always" />
<param name="movie" value="$chartSWF"/>
<param name="FlashVars" value="$strFlashVars" />
<param name="quality" value="high" />
<embed src="$chartSWF" FlashVars="$strFlashVars" quality="high" width="$chartWidth" height="$chartHeight" name="$chartId" allowScriptAccess="always" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />
</object>
<!-- END Code Block for Chart $chartId -->
HTMLCHART;
return $HTML_chart;
}
// boolToNum function converts boolean values to numeric (1/0)
function boolToNum($bVal) {
return (($bVal==true) ? 1 : 0);
}
?>
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