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123 lines
4.9 KiB
123 lines
4.9 KiB
<?php
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## give a visual representation of pages and group
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$RecipeInfo['GraphProcessing']['Version'] = '2010-04-11';
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Markup('GraphProcessing', 'directives', '/\\(:GraphProcessing:\\)/e', Keep(GraphProcessing()));
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function GraphProcessing(){
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$sourcepagename = $_SERVER["REQUEST_URI"];
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// apply changes done to graphprocessing.php to insure proper URI format
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$sourcepagename = preg_replace("/(.*)\?.*/","$1",$sourcepagename);
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$sourcename = preg_replace("/.*[\.\/](.*)/","$1",$sourcepagename);
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$sourcegroup = preg_replace("/\/(.*)[\/\.].*/","$1",$sourcepagename);
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if ($sourcegroup == "/"){
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$sourcegroup = "Main";
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# consider instead filling the pages array with
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## groups names
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## "neighboors" wikis from InterWiki page
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# list page, remove pagenames, sort|uniq ... then what? maybe whole different process
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}
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global $FarmD, $WikiTitle, $ScriptUrl;
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$processingpath = '/pub/processing.js';
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$processingfile = "/pub/processingjsgraph/$sourcegroup.pjs";
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$processinglib = "<script src=\"$processingpath\" type=\"text/javascript\"></script>";
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# eventually modify to use a dedicated folder
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# generate a file per page
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if (!file_exists($FarmD.$processingfile))
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if (!touch($FarmD.$processingfile))
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print "Creation of the processing file fails, check write permissions for pmWiki and $processingfile.";
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# cached version (to comment during tests)
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#if ( (time() - filemtime($FarmD.$processingfile)) < 3600 ) return $processinglib.'<canvas data-src="'.$processingfile.'" width="'.$canvaswidth.'" height="'.$canvasheight.'"></canvas>';
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$canvaswidth=500;
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$canvasheight=150;
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$groupname = $sourcegroup;
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$pages = ListPages("/$groupname\./e");
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$pages = MatchPageNames($pages,array('-*.*RecentChanges,-*.GroupFooter,-*.GroupHeader'));
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$pagesnum = count($pages);
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$processingsetupcode = "
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float[][] e = new float[$pagesnum][3];
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void setup(){
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frameRate(15);
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size($canvaswidth,$canvasheight);
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strokeWeight(1);
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";
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$processingdrawcode .= "
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void draw(){
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background(255);
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for (int j=0;j<$pagesnum;j++){
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noStroke();
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fill(64,128,187,100);
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ellipse(e[j][0],e[j][1],e[j][2],e[j][2]);
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}
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";
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# associate a color per group name
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$processinghandlinglinkscode = '';
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$processinghandlinglinkscode .= 'Object l={';
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$processinglinkcode = " stroke(64,128,187,100);\n";
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$pageindex=0;
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# scan over the array of pages to get mazimum and generate axis...
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# use min() and max() to get limits
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foreach ($pages as $page) {
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# generate nice JS code
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$content = ReadPage($page,$since=0);
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$diameter = strlen($content["text"]) / 100 ;
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if ($diameter < 30) $diameter=30;
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if ($diameter > 120) $diameter=120;
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$author = $content["author"];
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$links = $content["targets"];
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$links_array = explode(",",$links);
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foreach ($links_array as $link) {
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# draw a line between the circle with
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# k must become $link
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if (($linkindex = array_search($link,$pages)) !== false )
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$processinglinkcode .= " line(e[$pageindex][0],e[$pageindex][1],e[$linkindex][0],e[$linkindex][1]);\n";
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}
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$x = round( 20 + $content["rev"] * 2 );
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$y = round( 50 + ((time() - $content["time"]) / (60*60*24 * 4)) );
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$pagename = preg_replace("/$groupname.(.*)/","$1",$page);
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$processingsetupcode .= " e[$pageindex][0]=$x;e[$pageindex][1]=$y;e[$pageindex][2]=$diameter;\n";
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//$pagename.link('$page');
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$tx = $x - 20;
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$ty = $y;
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# modify to add to $processingsetupcode instead then itterate over it
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if ($pagename == $sourcename)
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# this is the name of the current page, do sth special
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$processingdrawcode .= " fill(100);\n text('$pagename',$tx,$ty);\n fill(64,128,187,100);\n";
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elseif (preg_match("/$pagename/",getenv('HTTP_REFERRER')))
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# buggy...
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# elseif (preg_match("/$ScriptUrl.*$groupname.*$pagename/",$HTTP_REFERER))
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$processingdrawcode .= " fill(120);\n text('$pagename',$tx,$ty);\n fill(64,128,187,100);\n";
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else
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$processingdrawcode .= " text('$pagename',$tx,$ty);\n";
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//$processinghandlinglinkscode .= " new alink($x-20,$y,30,'/$groupname/$pagename','$pagename', #aa0088,#ff00aa),\n";
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# modify $processingsetupcode again to include presence of PTV like startrecall
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$pageindex++;
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}
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//$processinghandlinglinkscode = preg_replace("/(.*),$/","$1",$processinghandlinglinkscode);
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//$processinghandlinglinkscode .= "}\n";
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$processingsetupcode .= " }";
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//$processingdrawcode .= $processinglinkcode.' forLinks("render"); }'.$processinghandlinglinkscode;
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$processingdrawcode .= $processinglinkcode." }";
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$result = $processinglib.'<canvas data-src="'.$processingfile.'" width="'.$canvaswidth.'" height="'.$canvasheight.'"></canvas>';
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$write_result = file_put_contents($FarmD.$processingfile,$processingsetupcode.$processingdrawcode);
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if (!$write_result)
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if (strlen($processingcode)>0)
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print "Creation of the feed file fails, check write permissions for pmWiki and $processingfile.";
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else
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print "No code to generate, did you correctly generate your Processing code?";
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// ----------------------- return the processed result -----------------------
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return $result;
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}
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?>
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