From 1e4caf287b7cb378328a7086d26ea9f8f425696e Mon Sep 17 00:00:00 2001
From: "shiyangyangwork@yahoo.cn" <shiyangyang@cnezsoft.com>
Date: Sun, 18 Sep 2011 00:20:26 +0000
Subject: [PATCH]  * finish the task #520.

---
 module/project/control.php | 10 +++--
 module/project/model.php   | 52 +++++++++++++++++++++++++
 module/report/model.php    | 80 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 139 insertions(+), 3 deletions(-)

diff --git a/module/project/control.php b/module/project/control.php
index 4495b1db5b..8f3ac7b730 100644
--- a/module/project/control.php
+++ b/module/project/control.php
@@ -416,9 +416,13 @@ class project extends control
         $position[]      = html::a($this->createLink('project', 'browse', "projectID=$projectID"), $project->name);
         $position[]      = $this->lang->project->burn;
 
-        /* Create charts. */
-        $dataXML = $this->report->createSingleXML($this->project->getBurnData($project->id), $this->lang->project->charts->burn->graph, $this->lang->report->singleColor);
-        $charts  = $this->report->createJSChart('line', $dataXML, 700, 350);
+        /* Create charts by flash. */
+        //$dataXML = $this->report->createSingleXML($this->project->getBurnData($project->id), $this->lang->project->charts->burn->graph, $this->lang->report->singleColor);
+        //$charts  = $this->report->createJSChart('line', $dataXML, 700, 350);
+
+        /* Create charts by flot. */
+        $dataXML= $this->report->createSingleXMLFlot($this->project->getBurnDataFlot($project->id));
+        $charts = $this->report->createJSChartFlot($project->name, $dataXML, 700, 350);
 
         /* Assign. */
         $this->view->header   = $header;
diff --git a/module/project/model.php b/module/project/model.php
index 0ac6469cd2..bf5d869441 100644
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -287,8 +287,13 @@ class projectModel extends model
             {
                 if($i <= $counts and $project->status == 'doing')
                 {
+                    /* By flash.*/
                     $dataXML = $this->report->createSingleXML($this->getBurnData($project->id), $this->lang->project->charts->burn->graph, $this->lang->report->singleColor);
                     $charts[$project->id] = $this->report->createJSChart('line', $dataXML, 'auto', 210);
+
+                    /* By flot.*/
+                    //$dataXML = $this->report->createSingleXMLFlot($this->getBurnData($project->id));
+                    //$charts[$project->id] = $this->report->createJSChartFlot($project->name, $dataXML, 'auto', 210);
                 }
             }
             else
@@ -740,6 +745,53 @@ class projectModel extends model
         return $sets;
     }
 
+    public function getBurnDataFlot($projectID = 0, $itemCounts = 30)
+    {
+        /* Get project and burn counts. */
+        $project    = $this->getById($projectID);
+        $burnCounts = $this->dao->select('count(*) AS counts')->from(TABLE_BURN)->where('project')->eq($projectID)->fetch('counts');
+
+        /* If the burnCounts > $itemCounts, get the latest $itemCounts records. */
+        $sql = $this->dao->select('date AS name, `left` AS value')->from(TABLE_BURN)->where('project')->eq((int)$projectID);
+        if($burnCounts > $itemCounts)
+        {
+            $sets = $sql->orderBy('date DESC')->limit($itemCounts)->fetchAll('name');
+            $sets = array_reverse($sets);
+        }
+        else
+        {
+            /* The burnCounts < itemCounts, after getting from the db, padding left dates. */
+            $sets    = $sql->orderBy('date ASC')->fetchAll('name');
+            $current = helper::today();
+            if($project->end != '0000-00-00')
+            {
+                $period = helper::diffDate($project->end, $project->begin) + 1;
+                $counts = $period > $itemCounts ? $itemCounts : $period;
+            }
+            else
+            {
+                $counts = $itemCounts;
+            }
+
+            for($i = 0; $i < $counts - $burnCounts; $i ++)
+            {
+                if(helper::diffDate($current, $project->end) > 0) break;
+                if(!isset($sets[$current]))
+                {
+                    $sets[$current]->name = $current;
+                    $sets[$current]->value = '';
+                }
+                $nextDay = date(DT_DATE1, strtotime('next day', strtotime($current)));
+                $current = $nextDay;
+            }
+        }
+        foreach($sets as $set) 
+        {
+            $set->name = (string)strtotime("$set->name UTC") . '000';
+        }
+        return $sets;
+    }
+
     /**
      * Get taskes by search.
      * 
diff --git a/module/report/model.php b/module/report/model.php
index bac5ee004f..e8bd96211e 100644
--- a/module/report/model.php
+++ b/module/report/model.php
@@ -77,6 +77,74 @@ $chartID.render("$divID");
 EOT;
     }
 
+    public function createJSChartFlot($projectName, $dataXML, $width = 'auto', $height = 500)
+    {
+        $this->app->loadLang('project');
+        $jsRoot = $this->app->getWebRoot() . 'js/';
+        $width  = $width . 'px';
+        $height = $height . 'px';
+return <<<EOT
+<!--[if lte IE 8]><script language="javascript" type="text/javascript" src="{$jsRoot}jquery/flot/excanvas.min.js"></script><![endif]-->
+<script language="javascript" type="text/javascript" src="{$jsRoot}jquery/flot/jquery.js"></script>
+<script language="javascript" type="text/javascript" src="{$jsRoot}jquery/flot/jquery.flot.js"></script>
+<h1>$projectName  {$this->lang->project->burn}</h1>
+<div id="placeholder" style="width:$width;height:$height;margin:0 auto"></div>
+<script type="text/javascript">
+$(function () 
+{
+    var data = [{data: $dataXML},];
+    function showTooltip(x, y, contents) 
+    {
+        $('<div id="tooltip">' + contents + '</div>').css
+        ({
+            position: 'absolute',
+            display: 'none',
+            top: y + 5,
+            left: x + 5,
+            border: '1px solid #fdd',
+            padding: '2px',
+            'background-color': '#fee',
+            opacity: 0.80
+        }).appendTo("body").fadeIn(200);
+    } 
+    var options = {
+        series: {lines:{show: true,  lineWidth: 2}, points: {show: true},hoverable: true},
+        legend: {noColumns: 1},
+        grid: { hoverable: true, clickable: true },
+        xaxis: {mode: "time", timeformat: "%m-%d", tickSize:[1, "day"]},
+        yaxis: {min: 0, minTickSize: 1}};
+
+    var placeholder = $("#placeholder");
+
+    placeholder.bind("plotselected", function (event, ranges) 
+    {
+     plot = $.plot(placeholder, data, $.extend(true, {}, options, {xaxis: { min: ranges.xaxis.from, max: ranges.xaxis.to } }));
+    });
+    var plot = $.plot(placeholder, data, options);
+    var previousPoint = null;
+    $("#placeholder").bind("plothover", function (event, pos, item) 
+    {
+        $("#x").text(pos.x.toFixed(2));
+        $("#y").text(pos.y.toFixed(2));
+
+        if (item) 
+        {
+            if (previousPoint != item.dataIndex)    
+            {
+                previousPoint = item.dataIndex;
+
+                $("#tooltip").remove();
+                var x = item.datapoint[0].toFixed(2), y = item.datapoint[1].toFixed(2);
+
+                showTooltip(item.pageX, item.pageY, y);
+            }
+        }
+    });
+});
+</script>
+EOT;
+    }
+
     /**
      * Create xml data of single charts.
      * 
@@ -109,6 +177,18 @@ EOT;
         return $data;
     }
 
+    public function createSingleXMLFlot($sets)
+    {
+        $data = '[';
+        foreach($sets as $set)
+        {
+            $data .= " [$set->name, $set->value],";
+        }
+        $data = rtrim($data, ',');
+        $data .= ']';
+        return $data;
+    }
+
     /**
      * Create the js code to render chart.
      *