/lenasys/0.1 : contents of trunk/CodeViewer/Codeviewer/showcode.php at revision 4.7.6

: (revision 4.7.6)

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<?php
	/* function menulayout
	 * Takes 6 arguments and outputs a HTML navigation menu 
	 * $forward = link to "next page", i.e. "nextPage.html"
	 * $backward = link to "previous page", i.e. "previousPage.html"
	 * $downloadlink = link to download source file, on download button, i.e. "sourceFile.txt"
	 * headinglink = link in heading, i.e. "sourceFile.txt"
	 * filecontent = file containing info in the left panel, i.e. "panelContent.txt"
	*/
	function menulayout($forward,$backward,$downloadlink,$heading,$headinglink,$filecontent) {
		if($backward != ""){
			$backwardButton = "<a href='".$backward."'><img src='CodeViewerLeftbutton.png'></a>";
		}else{
			$backwardButton = "<img src='CodeViewerLeftbuttonGrayed.png'>";
		}

		if($forward != ""){
			$forwardButton = "<a href='".$forward."'><img src='CodeViewerRightbutton.png'></a>";
		}else{
			$forwardButton = "<img src='CodeViewerLeftbuttonGrayed.png'>";
		}

		if($downloadlink != ""){
			$downloadButton = "<a href='".$downloadlink."'><img src='CodeViewerDownloadbutton.png'></a>";
		}else{
			$downloadButton = "<img src='CodeViewerLeftbuttonGrayed.png'>";
		}

		?>
		<body onload='resize();' onresize='resize();'>
			<div class='Topmenu'>
				<table style='width:100%;height:100%;border:solid 1px;'>
					<tr>
						<td class="buttonstyle">
							<?=$backwardButton;?>
						</td>
						<td class='buttonstyle'>
							<?=$forwardButton;?>
						</td>
						<td class="buttonstyle">
							<a href='../Lindex.html'><img src='CodeViewerRightbutton.png'></a>
						</td>
						<td class="verticalaligntext">
							<a href="<?=$headinglink;?>" style="text-decoration: none"><?=$heading;?></a>
						</td>
						<td class='buttonstyle'>
							<?=$downloadButton;?>
						</td>
					</tr>
				</table>
			</div>
			<div id="bottom" class="restContainer">
				<div style="float: left;">
					<div id="panel" class="panel" onmousemove='resizepanel(event)' onmousedown='mdpanel(event)' onmouseup='mupanel(event)'>
						<?php include($filecontent); ?>
					</div>
				</div>
				<div class="codecontent">
		<?php
	}

	/* function menulayoutend
	 * Outputs ending tags in HTML
	 */
	function menulayoutend() {
		?>
				</div>
			</div>
			<div style="clear: both;"></div>
		</body>
		<?php
	}

	/* function showfile 
	 * Outputs html with syntax highlighting.
	 * Takes 4 arguments_
	 * interestingrows: array containing arrays, each with 3 set values -- start line number, end line number, comment
	 * keywords: array containing keywords 
	 * highlight: array containing arrays, each with two values - string to highlight, and HTML class to apply to highlight */
	function showfile($interestingrows,$keywords,$highlight,$filename) {
		echo "<pre>";
		$handle = @fopen($filename, "r");
		if ($handle) {

			$lineno = 1;
			$commentkind = 0;
			$commenton = 0;

			while (($buffer = fgets($handle, 4096)) !== false) {
				$buffer = str_replace("\n","", $buffer);
				$buffer = str_replace("\r","", $buffer);
				$buffer=str_pad($buffer,150," ", STR_PAD_RIGHT);
				$buffer=str_replace("&","&amp;",$buffer);
				$buffer=str_replace("<","&lt;",$buffer);
				$buffer=str_replace(">","&gt;",$buffer);
				$buffer=str_replace("\t","&nbsp;",$buffer);

				$interesting = 0;
				$startspan = 0;
				foreach($interestingrows as $row){
					if($lineno >= $row[0] && $lineno <= $row[1]){
						$interesting = true;
					}
				}

				foreach($keywords as $keyword){
					if($interesting){
						$buffer = str_replace($keyword,"<span class='keywordinteresting'>".$keyword."</span>", $buffer);
					}else{
						$buffer = str_replace($keyword,"<span class='keyword'>".$keyword."</span>", $buffer);
					}
				}

				// Detect comments - 0 == No comment 1 == Line comment 2 == Start Comment 3 == End Comment
				$commentkind = 0;
				$commentpos = strpos($buffer,"/*");

				if($commentpos >= 0){
					$subby = substr($buffer,$commentpos+2,1);
				}else{
					$subby = "Foo";
				}

				if($commentpos && $subby != '"'){
					$commentkind = 2;
					$commenton = 1;
				}							

				$commentpos = strpos($buffer,"*/");

				if($commentpos){
					$commentkind = 3;
					$commenton = 0;
				}							

				$commentpos=strpos($buffer,"//");

				if($commentpos){
					$commentkind = 1;
					$commenton = 0;
				}							

				foreach($highlight as $highlightkeyword){
					$foundpos = strpos($buffer, $highlightkeyword[0]);

					// If line comment and keyword before comment marker
					if(($foundpos <= $commentpos && ($commentkind == 1 || $commentkind == 2)) || ($commentkind == 0) || ($foundpos > $commentpos && $commentkind == 3)) {
						if(!($commentkind==0&&$commenton==1)) {
							$buffer = str_replace($highlightkeyword[0],"<span class='".$highlightkeyword[1]."'>".$highlightkeyword[0]."</span>",$buffer);
						}
					}

				}

				// echo $commentkind.$commenton;
				if($commentkind > 0){
					if($commentkind == 1){
						$buffer = str_replace("//","<span class='commented'>//",$buffer);
						$buffer .= "</span>";
					}
					if($commentkind==2) {
						$buffer=str_replace("/*","<span class='commented'>/*",$buffer);
					} 
					if($commentkind==3) {
						$buffer=str_replace("*/","*/</span>",$buffer);
					}
				}

				$linenostr = $lineno;
				$linenostr = str_pad($linenostr,3," ",STR_PAD_RIGHT);
				
				if($interesting){
					echo "<span class='interesting'>";
					echo "<span class='linenointeresting'>".$linenostr."</span>&nbsp;";
					$startspan = 1;
				} else {
					echo "<span class='lineno'>".$linenostr."</span>&nbsp;";				
				}
				
				echo $buffer;
				
				if($startspan) {
					echo "</span>";
				}
				
				$lineno++;
				echo "<br>";
			}
			if (!feof($handle)) {
				echo "Error: unexpected fgets() fail\n";
			}
			fclose($handle);
		}
		echo "</pre>";	
	}
?>

1 by Henrik G. First seed of Lenasys ... Needs to be Organized Further	1	<?php
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	2	/* function menulayout
	3	* Takes 6 arguments and outputs a HTML navigation menu
	4	* $forward = link to "next page", i.e. "nextPage.html"
	5	* $backward = link to "previous page", i.e. "previousPage.html"
	6	* $downloadlink = link to download source file, on download button, i.e. "sourceFile.txt"
	7	* headinglink = link in heading, i.e. "sourceFile.txt"
	8	* filecontent = file containing info in the left panel, i.e. "panelContent.txt"
	9	*/
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	10	function menulayout($forward,$backward,$downloadlink,$heading,$headinglink,$filecontent) {
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	11	if($backward != ""){
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	12	$backwardButton = "<a href='".$backward."'><img src='CodeViewerLeftbutton.png'></a>";
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	13	}else{
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	14	$backwardButton = "<img src='CodeViewerLeftbuttonGrayed.png'>";
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	15	}
	16
4.9.6 by elof.bigestans at gmail Cleaned up showcode.php, function menulayout()	17	if($forward != ""){
	18	$forwardButton = "<a href='".$forward."'><img src='CodeViewerRightbutton.png'></a>";
	19	}else{
	20	$forwardButton = "<img src='CodeViewerLeftbuttonGrayed.png'>";
	21	}
	22
	23	if($downloadlink != ""){
	24	$downloadButton = "<a href='".$downloadlink."'><img src='CodeViewerDownloadbutton.png'></a>";
	25	}else{
	26	$downloadButton = "<img src='CodeViewerLeftbuttonGrayed.png'>";
	27	}
	28
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	29	?>
	30	<body onload='resize();' onresize='resize();'>
	31	<div class='Topmenu'>
	32	<table style='width:100%;height:100%;border:solid 1px;'>
	33	<tr>
	34	<td class="buttonstyle">
	35	<?=$backwardButton;?>
	36	</td>
4.9.6 by elof.bigestans at gmail Cleaned up showcode.php, function menulayout()	37	<td class='buttonstyle'>
	38	<?=$forwardButton;?>
	39	</td>
	40	<td class="buttonstyle">
	41	<a href='../Lindex.html'><img src='CodeViewerRightbutton.png'></a>
	42	</td>
	43	<td class="verticalaligntext">
	44	<a href="<?=$headinglink;?>" style="text-decoration: none"><?=$heading;?></a>
	45	</td>
	46	<td class='buttonstyle'>
	47	<?=$downloadButton;?>
	48	</td>
	49	</tr>
	50	</table>
	51	</div>
	52	<div id="bottom" class="restContainer">
	53	<div style="float: left;">
	54	<div id="panel" class="panel" onmousemove='resizepanel(event)' onmousedown='mdpanel(event)' onmouseup='mupanel(event)'>
	55	<?php include($filecontent); ?>
	56	</div>
	57	</div>
	58	<div class="codecontent">
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	59	<?php
1 by Henrik G. First seed of Lenasys ... Needs to be Organized Further	60	}
	61
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	62	/* function menulayoutend
	63	* Outputs ending tags in HTML
	64	*/
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	65	function menulayoutend() {
4.9.7 by elof.bigestans at gmail Cleaned up showcode.js -- Fixed indentation, spacing	66	?>
	67	</div>
	68	</div>
	69	<div style="clear: both;"></div>
	70	</body>
	71	<?php
1 by Henrik G. First seed of Lenasys ... Needs to be Organized Further	72	}
	73
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	74	/* function showfile
	75	* Outputs html with syntax highlighting.
	76	* Takes 4 arguments_
	77	* interestingrows: array containing arrays, each with 3 set values -- start line number, end line number, comment
	78	* keywords: array containing keywords
	79	* highlight: array containing arrays, each with two values - string to highlight, and HTML class to apply to highlight */
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	80	function showfile($interestingrows,$keywords,$highlight,$filename) {
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	81	echo "<pre>";
	82	$handle = @fopen($filename, "r");
	83	if ($handle) {
	84
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	85	$lineno = 1;
	86	$commentkind = 0;
	87	$commenton = 0;
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	88
	89	while (($buffer = fgets($handle, 4096)) !== false) {
	90	$buffer = str_replace("\n","", $buffer);
	91	$buffer = str_replace("\r","", $buffer);
	92	$buffer=str_pad($buffer,150," ", STR_PAD_RIGHT);
	93	$buffer=str_replace("&","&",$buffer);
	94	$buffer=str_replace("<","<",$buffer);
	95	$buffer=str_replace(">",">",$buffer);
	96	$buffer=str_replace("\t"," ",$buffer);
	97
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	98	$interesting = 0;
	99	$startspan = 0;
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	100	foreach($interestingrows as $row){
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	101	if($lineno >= $row[0] && $lineno <= $row[1]){
	102	$interesting = true;
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	103	}
	104	}
	105
	106	foreach($keywords as $keyword){
	107	if($interesting){
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	108	$buffer = str_replace($keyword,"<span class='keywordinteresting'>".$keyword."</span>", $buffer);
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	109	}else{
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	110	$buffer = str_replace($keyword,"<span class='keyword'>".$keyword."</span>", $buffer);
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	111	}
	112	}
	113
	114	// Detect comments - 0 == No comment 1 == Line comment 2 == Start Comment 3 == End Comment
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	115	$commentkind = 0;
	116	$commentpos = strpos($buffer,"/*");
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	117
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	118	if($commentpos >= 0){
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	119	$subby = substr($buffer,$commentpos+2,1);
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	120	}else{
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	121	$subby = "Foo";
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	122	}
	123
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	124	if($commentpos && $subby != '"'){
	125	$commentkind = 2;
	126	$commenton = 1;
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	127	}
	128
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	129	$commentpos = strpos($buffer,"*/");
	130
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	131	if($commentpos){
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	132	$commentkind = 3;
	133	$commenton = 0;
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	134	}
	135
	136	$commentpos=strpos($buffer,"//");
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	137
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	138	if($commentpos){
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	139	$commentkind = 1;
	140	$commenton = 0;
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	141	}
	142
	143	foreach($highlight as $highlightkeyword){
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	144	$foundpos = strpos($buffer, $highlightkeyword[0]);
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	145
	146	// If line comment and keyword before comment marker
4.9.5 by elof.bigestans at gmail Added comments to functions in showcode.php	147	if(($foundpos <= $commentpos && ($commentkind == 1 \|\| $commentkind == 2)) \|\| ($commentkind == 0) \|\| ($foundpos > $commentpos && $commentkind == 3)) {
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	148	if(!($commentkind==0&&$commenton==1)) {
	149	$buffer = str_replace($highlightkeyword[0],"<span class='".$highlightkeyword[1]."'>".$highlightkeyword[0]."</span>",$buffer);
	150	}
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	151	}
	152
	153	}
	154
	155	// echo $commentkind.$commenton;
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	156	if($commentkind > 0){
	157	if($commentkind == 1){
	158	$buffer = str_replace("//","<span class='commented'>//",$buffer);
	159	$buffer .= "</span>";
	160	}
	161	if($commentkind==2) {
	162	$buffer=str_replace("/","<span class='commented'>/",$buffer);
	163	}
	164	if($commentkind==3) {
	165	$buffer=str_replace("/","/</span>",$buffer);
	166	}
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	167	}
	168
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	169	$linenostr = $lineno;
	170	$linenostr = str_pad($linenostr,3," ",STR_PAD_RIGHT);
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	171
	172	if($interesting){
	173	echo "<span class='interesting'>";
	174	echo "<span class='linenointeresting'>".$linenostr."</span> ";
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	175	$startspan = 1;
	176	} else {
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	177	echo "<span class='lineno'>".$linenostr."</span> ";
	178	}
	179
	180	echo $buffer;
	181
4.9.4 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed spacing between operators and variable declarations	182	if($startspan) {
	183	echo "</span>";
	184	}
4.9.3 by elof.bigestans at gmail Cleaned up showcode.php -- Fixed indendation, spacing	185
	186	$lineno++;
	187	echo "<br>";
	188	}
	189	if (!feof($handle)) {
	190	echo "Error: unexpected fgets() fail\n";
	191	}
	192	fclose($handle);
	193	}
	194	echo "</pre>";
1 by Henrik G. First seed of Lenasys ... Needs to be Organized Further	195	}
	196	?>