238 lines
8.1 KiB
PHP
238 lines
8.1 KiB
PHP
<?php
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// ---
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// --- La config globale
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// ---
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chdir('/opt/TOPISTO/apps');
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require_once '/opt/TOPISTO/apps/global/inc/config.php';
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// ---
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// --- External dependances
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// ---
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require TOPISTO_PATH.'/ressources/vendor/autoload.php';
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// ---
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// --- Internal dependances
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// ---
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require_once APP_PATH.'/blockchain/inc/block.php';
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// ---
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// --- Par défaut on cherche le dernier block
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// ---
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$block_hash = '*';
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$methode='hasard';
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$mode=9999;
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// ---
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// --- Le cas échéant, on cherche block passé en argument
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// ---
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if (isset($_REQUEST['hash'])) $block_hash = $_REQUEST['hash'];
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if (isset($_REQUEST['methode'])) $methode = $_REQUEST['methode'];
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if (isset($_REQUEST['mode'])) $mode = intval($_REQUEST['mode']);
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//$methode = str_replace('full_', '', $methode);
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$img = null;
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$imagefilename = DATA_PATH.'/'.$methode.'/'.$block_hash.'-'.$mode.'.png';
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if (file_exists($imagefilename))
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{
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$img = imagecreatefrompng($imagefilename);
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}
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//
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// "strict" est un flag qui indique que l'on veut précisément
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// ce que les paramètres demandent
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//
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if (($img==null)&&(!isset($_REQUEST['strict'])))
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{
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//
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// On n'a pas passé de HASH
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//
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if (($img==null)&&(!isset($_REQUEST['hash'])))
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{
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//
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// On prend le dernier connu pour la méthode et le mode
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//
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$myarray = glob(DATA_PATH.'/'.$methode.'/*-'.$mode.'.png');
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if (isset($myarray[0]))
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{
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usort( $myarray, function( $a, $b ) { return filemtime($a) - filemtime($b); } );
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$img = imagecreatefrompng($myarray[0]);
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}
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//
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// On prend le dernier connu pour la méthode tout mode confondu
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//
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if ($img==null)
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{
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$myarray = glob(DATA_PATH.'/'.$methode.'/*.png');
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if (isset($myarray[0]))
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{
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usort( $myarray, function( $a, $b ) { return filemtime($a) - filemtime($b); } );
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$img = imagecreatefrompng($myarray[0]);
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}
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}
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}
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//
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// On a passé un HASH
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//
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if (($img==null)&&(isset($_REQUEST['hash'])))
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{
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//
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// On cherche le bon HASH et la bonne méthode
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//
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$imagefilename = DATA_PATH.'/'.$methode.'/'.$block_hash.'.png';
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if (($img==null)&&(file_exists($imagefilename)))
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{
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$img = imagecreatefrompng($imagefilename);
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}
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//
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// En fait on s'en fiche de la méthode tant qu'on a le bon HASH
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//
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$imagefilename = DATA_PATH.'/hasard/'.$block_hash.'.png';
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if (($img==null)&&(file_exists($imagefilename)))
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{
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$img = imagecreatefrompng($imagefilename);
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}
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}
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}
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//
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// On n'a rien trouvé, donc on dessine ce qui est demandé
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//
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if ($img==null)
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{
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if ($mode == 9999) $mode = 0;
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if ($block_hash == '*') $block_hash = blockchain::getLastCacheBlockHash();
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$imagefilename = DATA_PATH.'/'.$methode.'/'.$block_hash.'.png';
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switch($methode)
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{
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case 'full_treemap_fuzzy':
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require_once APP_PATH.'/methode/treemap_fuzzy/inc/treemap.php';
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$imagefilename = DATA_PATH.'/full_treemap_fuzzy/'.$block_hash.'.png';
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break;
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case 'full_spline':
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require_once APP_PATH.'/methode/spline/inc/splines.php';
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$imagefilename = DATA_PATH.'/full_spline/'.$block_hash.'.png';
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break;
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case 'full_treemap' :
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default:
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require_once APP_PATH.'/methode/treemap/inc/treemap.php';
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$imagefilename = DATA_PATH.'/full_treemap/'.$block_hash.'-'.$mode.'.png';
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}
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$the_block = blockchain::getBlockWithHash($block_hash);
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if ($the_block === FALSE) die();
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$the_name = blockchain::hash2SpecialName($the_block->hash);
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if ($the_name == $the_block->hash) $the_name ='';
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$bandeau = 50;
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$marge = 25;
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$text_border = 20;
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$width = GRAPH_WIDTH;
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$height = GRAPH_HEIGHT;
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$img_w = $marge + ($width*2) + (2*$text_border);
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$img_h = $marge + ($height*2) + (2*$bandeau);
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// création d'une image plus haute pour inclure bandeaux haut et bas
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$img = imagecreatetruecolor( $img_w, $img_h);
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// Les parties du block : inputs, outputs, fees, reward
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switch($methode)
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{
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case 'full_treemap_fuzzy':
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topisto_treemap_fuzzy::DrawBlock($the_block, $img, $text_border + 0, $bandeau, $width, $height, $mode, 2);
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topisto_treemap_fuzzy::DrawBlock($the_block, $img, $text_border+$marge+$width, $bandeau, $width, $height, $mode, 1);
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topisto_treemap_fuzzy::DrawBlock($the_block, $img, $text_border+0, $marge+$height + $bandeau, $width, $height, $mode, 3);
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topisto_treemap_fuzzy::DrawBlock($the_block, $img, $text_border+$marge+$width, $marge+$height + $bandeau, $width, $height, $mode, 4);
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break;
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case 'full_spline':
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$type=2;
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$x0 = $text_border; $y0 = $bandeau;
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topisto_spline::DefaultDrawBlock($the_block, $img, $x0, $y0, $width, $height, $type);
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$type=1;
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$x0 = $text_border+$marge+$width; $y0 = $bandeau;
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topisto_spline::DefaultDrawBlock($the_block, $img, $x0, $y0, $width, $height, $type);
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$type=3;
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$x0 = $text_border; $y0 = $marge+$height+$bandeau;
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topisto_spline::DefaultDrawBlock($the_block, $img, $x0, $y0, $width, $height, $type);
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$type=4;
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$x0 = $text_border+$marge+$width; $y0 = $marge+$height+$bandeau;
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topisto_spline::DefaultDrawBlock($the_block, $img, $x0, $y0, $width, $height, $type);
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break;
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case 'full_treemap':
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default:
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topisto_treemap::DrawBlock($the_block, $img, $text_border + 0, $bandeau, $width, $height, $mode, 2);
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topisto_treemap::DrawBlock($the_block, $img, $text_border+$marge+$width, $bandeau, $width, $height, $mode, 1);
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topisto_treemap::DrawBlock($the_block, $img, $text_border+0, $marge+$height + $bandeau, $width, $height, $mode, 3);
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topisto_treemap::DrawBlock($the_block, $img, $text_border+$marge+$width, $marge+$height + $bandeau, $width, $height, $mode, 4);
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break;
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}
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blockchain::DrawBlockHeaderFooter($the_block, $img, $bandeau);
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$fond = imagecolorallocate($img, 40, 40, 40);
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imagefilledrectangle($img, 0, $bandeau, $text_border, $img_h-$bandeau, $fond);
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imagefilledrectangle($img, $img_w-$text_border, $bandeau, $img_w, $img_h-$bandeau, $fond);
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imagefilledrectangle($img, $text_border+$width, $bandeau, $text_border+$marge+$width, $img_h-$bandeau, $fond);
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imagefilledrectangle($img, 0, $bandeau+$height, $img_w - $text_border, $bandeau+$marge+$height, $fond);
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// Les textes
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putenv('GDFONTPATH='.RESS_PATH.'/fonts/');
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$font = 'DS-DIGIB.TTF';
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$fontColor = imagecolorallocate($img, 158,227,253);
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$fontColor = imagecolorallocate($img, 227,253,158);
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$fontColor = imagecolorallocate($img, 227,227,153);
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$the_texte = "Height : ".$the_block->height;
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imagettftext($img,18, 0, 5, $bandeau-5, $fontColor, $font, $the_texte);
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$the_texte = "Inputs : ".$the_block->topisto_inputs;
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imagettftext($img,15, 90, $text_border-3, $bandeau+$height, $fontColor, $font, $the_texte);
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$the_texte = "Outputs : ".$the_block->topisto_outputs;
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imagettftext($img,15, 90, $text_border+$width+$marge-3, $bandeau+$height, $fontColor, $font, $the_texte);
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$the_texte = "Fees : ".$the_block->topisto_fees;
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imagettftext($img,15, 90, $text_border-3, $bandeau+(2*$height)+$marge-3, $fontColor, $font, $the_texte);
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$the_texte = "Reward : ".$the_block->topisto_reward;
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imagettftext($img,15, 90, $text_border+$width+$marge-3, $bandeau+(2*$height)+$marge-3, $fontColor, $font, $the_texte);
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if ($the_name == '') $the_name = date('Ymd H:m:s', $the_block->time);
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$bbox = imagettfbbox(14, 0, $font, $the_name);
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imagettftext($img, 14, 0, ($img_w-3)-($bbox[2]-$bbox[0]), ($bandeau-5), $fontColor, $font, $the_name);
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// Sauvegarder l'image et ajouter
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// - un lien sur le mode
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// - un lien dans le dossier "hasard"
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$imagefilename2 = str_replace(".png","-$mode.png", $imagefilename);
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imagepng($img,$imagefilename2);
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if (!file_exists($imagefilename)) link($imagefilename2, $imagefilename);
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$imagefilename2 = str_replace("methode/$methode/","methode/hasard/", $imagefilename);
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if (!file_exists($imagefilename2)) link($imagefilename, $imagefilename2);
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}
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$seconds_to_cache = 7200;
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$ts = gmdate("D, d M Y H:i:s", time() + $seconds_to_cache) . " GMT";
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header("Expires: $ts");
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header("Pragma: cache");
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header("Cache-Control: max-age=$seconds_to_cache");
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header('Content-Type: image/png');
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imagepng($img);
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imagedestroy($img);
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?>
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