new_layout

#!/usr/bin/php
<?php
	chdir(dirname($argv[0]));
	require("libraries/banshee.php");
	require("libraries/security.php");

	/* Show help and exit
	 */
	function help_exit() {
		printf("Usage: %s <layout name>\n", $GLOBALS["argv"][0]);
		exit;
	}

	/* Copy file, but don't overwrite
	*/
	function safe_copy($source, $dest) {
		if (file_exists($source) == false) {
			return false;
		} else if (file_exists($dest)) {
			printf("Warning, destination file already exists: %s\n", $dest);
			return false;
		}

		copy($source, $dest);

		return true;
	}

	/* Set layout name inside file
	 */
	function set_layout_name($name) {
		$filename = "views/banshee/layout_".$name.".xslt";

		if (($file = file($filename)) === false) {
			return false;
		}

		foreach ($file as $i => $line) {
			$file[$i] = str_replace("layout_XXX", "layout_".$name, $line);
		}

		if (($fp = fopen($filename, "w")) == false) {
			return false;
		}

		fputs($fp, implode("", $file));
		fclose($fp);

		return true;
	}

	/* Add layout to website
	 */
	function add_layout_to_website($name) {
		$filename = "views/banshee/main.xslt";

		if (($file = file($filename)) === false) {
			return false;
		}

		if (($fp = fopen($filename, "w")) == false) {
			return false;
		}

		$include = false;
		foreach ($file as $i => $line) {
			$text = chop($line);

			if (substr($text, 0, 12) == "<xsl:include") {
				$include = true;
			} else if (($text == "") && $include) {
				fputs($fp, "<xsl:include href=\"layout_".$name.".xslt\" />\n");
				$include = false;
			} else if ($text == "</xsl:template>") {
				fputs($fp, "<xsl:apply-templates select=\"layout_".$name."\" />\n");
			}

			fputs($fp, $line);
		}

		fclose($fp);

		return true;
	}

	/* Activate new layout
	 */
	function activate_layout($name) {
		$filename = "settings/website.conf";

		if (($file = file($filename)) === false) {
			return false;
		}

		foreach ($file as $i => $line) {
			if (substr($line, 0, 11) == "LAYOUT_SITE") {	
				$file[$i] = "LAYOUT_SITE = ".$name."\n";
			}
		}

		if (($fp = fopen($filename, "w")) == false) {
			return false;
		}

		fputs($fp, implode("", $file));
		fclose($fp);
	}

	/* Start
	 */
	error_reporting(E_ALL & ~E_NOTICE);

	if (count($argv) < 2) {
		help_exit();
	}

	if (is_dir("settings") == false) {
		exit("Not inside a Banshee website directory.\n");
	}

	$name = $argv[1];

	$layout_characters = VALIDATE_NONCAPITALS.VALIDATE_NUMBERS."/_";
	if (valid_input($name, $layout_characters) == false) {
		exit("Invalid module name.\n");
	}

	printf("Creating new layout.\n");
	safe_copy("templates/layout_XXX.xslt", "views/banshee/layout_".$name.".xslt");
	safe_copy("templates/layout_XXX.css", "public/css/banshee/layout_".$name.".css");

	printf("Setting layout name.\n");
	set_layout_name($name);

	printf("Adding layout to website.\n");
	add_layout_to_website($name);

	printf("Activating new layout.\n");
	activate_layout($name);

	print "Done.\n";
?>