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Rodolphe Quiedeville
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scripts/energie/graph-line.php
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192
scripts/energie/graph-line.php
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<?PHP
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/* Copyright (C) 2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Id$
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* $Source$
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*
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*/
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require ("../../htdocs/master.inc.php");
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require_once(DOL_DOCUMENT_ROOT."/energie/EnergieCompteur.class.php");
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require_once(DOL_DOCUMENT_ROOT."/energie/EnergieGroupe.class.php");
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include_once (JPGRAPH_DIR."jpgraph.php");
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include_once (JPGRAPH_DIR."jpgraph_line.php");
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$error = 0;
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$labels = array();
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$datas = array();
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$sql_c = "SELECT rowid";
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$sql_c .= " FROM ".MAIN_DB_PREFIX."energie_compteur";
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$resql_c = $db->query($sql_c);
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if ($resql_c)
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{
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$num_c = $db->num_rows($resql_c);
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$i_c = 0;
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if ($num_c > 0)
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{
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while ($i_c < $num_c)
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{
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$obj_c = $db->fetch_object($resql_c);
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$compteur_id = $obj_c->rowid;
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$sql = "SELECT ".$db->pdate("date_releve")." as date_releve, valeur";
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$sql .= " FROM ".MAIN_DB_PREFIX."energie_compteur_releve";
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$sql .= " WHERE fk_compteur = ".$obj_c->rowid;
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$sql .= " ORDER BY date_releve ASC";
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$resql = $db->query($sql);
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if ($resql)
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{
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$num = $db->num_rows($resql);
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$i = 0;
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if ($num > 0)
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{
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$obj = $db->fetch_object($resql);
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//print strftime("%Y-%m-%d", $obj->date_releve) . "\t\t".$obj->valeur."\n";
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$previous_date = $obj->date_releve;
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$previous_value = $obj->valeur;
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$i++;
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}
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$datas = array();
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$k = 0;
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while ($i < $num)
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{
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$obj = $db->fetch_object($resql);
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$delta = (($obj->date_releve - $previous_date) / 86400 );
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if ($delta > 1)
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{
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for ($j = 1 ; $j < $delta ; $j++)
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{
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$value = $previous_value + ((($obj->valeur - $previous_value) / $delta) * $j);
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$datas[$k][0] = $value;
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$datas[$k][1] = ($previous_date + (86400 * $j));
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$k++;
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//print strftime("%Y-%m-%d", ($previous_date + (86400 * $j))) . "\t$j\t".$value."\n";
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}
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}
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//print strftime("%Y-%m-%d", $obj->date_releve) . "\t\t".$obj->valeur."\n";
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$datas[$k][0] = $obj->valeur;
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$datas[$k][1] = $obj->date_releve;
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$k++;
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$previous_date = $obj->date_releve;
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$previous_value = $obj->valeur;
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$i++;
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}
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// Graph
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$maxa = 0;
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$xdatas = array();
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$xlabels = array();
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for ($i = 1 ; $i < sizeof($datas) ; $i++)
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{
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$xa = ($datas[$i][0] - $datas[($i-1)][0]);
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$maxa = max($maxa, $xa);
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$gdatas[$i-1] = $xa;
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$glabels[$i-1] = strftime("%d%m",$datas[$i][1]);
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$xdatas[$glabels[$i-1]] = $gdatas[$i-1];
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}
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$year = strftime("%Y", time());
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$xyear = $year;
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$day = mktime(0,0,0,1,1,$year);
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$xydatas = array();
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$xylabels = array();
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$i=0;
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while ($xyear == $year)
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{
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$xydatas[$i] = $xdatas[strftime("%d%m",$day)];
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$xylabels[$i] = '';
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$i++;
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$day += 86400;
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$xyear = strftime("%Y",$day);
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}
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$width = 750;
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$height = 300;
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if (sizeof($xydatas) > 2)
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{
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$graph = new Graph($width, $height,"auto");
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$graph->SetScale("textlin",0,$maxa);
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$graph->yaxis->scale->SetGrace(2);
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$graph->SetFrame(1);
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$graph->img->SetMargin(40,20,20,35);
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$b2plot = new LinePlot($xydatas);
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$b2plot->SetColor("blue");
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$graph->title->Set("Consommation journalière");
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$graph->xaxis->Hide();
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$graph->Add($b2plot);
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$graph->img->SetImgFormat("png");
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$file= DOL_DATA_ROOT."/energie/graph/all.".$obj_c->rowid.".png";
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$graph->Stroke($file);
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}
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else
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{
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//print "No graph ".sizeof($xydatas)."\n";
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}
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}
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else
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{
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dolibarr_syslog("Erreur SQL");
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dolibarr_syslog("$sql");
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}
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$i_c++;
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}
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}
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}
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else
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{
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dolibarr_syslog("Erreur SQL");
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dolibarr_syslog($db->error($resql_c));
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}
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?>
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