X-Git-Url: http://git.pk910.de/?p=phpgitweb.git;a=blobdiff_plain;f=htdocs%2Flib%2FContentProvider.class.php;fp=htdocs%2Flib%2FContentProvider.class.php;h=cd88b91e8b025b8e7347f849bc41f7fa22a8ce25;hp=0000000000000000000000000000000000000000;hb=0a6d29345b57ef71b076003e18d13efd3478764c;hpb=c20b2789b4f1c2da70f33cf2d1e78f55478a6e19

diff --git a/htdocs/lib/ContentProvider.class.php b/htdocs/lib/ContentProvider.class.php
new file mode 100644
index 0000000..cd88b91
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+++ b/htdocs/lib/ContentProvider.class.php
@@ -0,0 +1,123 @@
+<?php
+/* ContentProvider.class.php - phpgitweb
+ * Copyright (C) 2011-2012  Philipp Kreil (pk910)
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License 
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. 
+ */
+
+class ContentProvider {
+    private static $template_cache = array();
+	private static $overall_content = array();
+	
+	private $template, $subtemplate;
+	private $content = array();
+	
+    public function __construct($template, $subtemplate, $content = null) {
+		$this->template = $template;
+		$this->subtemplate = $subtemplate;
+		
+		if(is_array($content)) {
+			$this->content = $content;
+		}
+	}
+    
+	public function set($name, $value) {
+		$this->content[strtolower($name)] = $value;
+	}
+	
+	public function append($name, $value) {
+		if(!$value)
+			return;
+		if(!array_key_exists(strtolower($name), $this->content))
+			$this->content[strtolower($name)] = array();
+		$this->content[strtolower($name)][] = $value;
+	}
+	
+	public static function overall_set($name, $value) {
+		self::$overall_content[strtolower($name)] = $value;
+	}
+	
+	private function load_template($template, $subtemplate) {
+		$tpl_name = 'templates/'.(GitConfig::TEMPLATE_NAME ? GitConfig::TEMPLATE_NAME : 'default').'/'.$template.'.tpl';
+		if(!file_exists($tpl_name))	
+			return null;
+		$tpl = file($tpl_name);
+		self::$template_cache[$template] = array();
+		
+		$cname = null;
+		foreach ($tpl as $line) {
+			if(preg_match('/^# \[(.*)\]/i', $line, $result)) {
+				$cname = $result[1];
+				self::$template_cache[$template][$cname] = '';
+			} else if($cname)
+				self::$template_cache[$template][$cname] .= $line;
+		}
+		
+		return (array_key_exists($subtemplate, self::$template_cache[$template]) ? self::$template_cache[$template][$subtemplate] : null);
+	}
+	
+	private function replace_placeholder($result) {
+		$var = strtolower($result[1]);
+		switch($var) {
+		case "version":
+			$rep = PHPGITWEB_VERSION;
+			break;
+		case "year":
+			$rep = date("Y");
+			break;
+		case "title":
+			$rep = GitConfig::GITWEB_TITLE;
+			break;
+		case "rendertime":
+			$rep = "%rendertime%"; //gets replaced later
+			break;
+		default:
+			if(array_key_exists($var, $this->content)) {
+				$rep = $this->resolve_content($this->content[$var]);
+			} else if(array_key_exists($var, self::$overall_content)) {
+				$rep = $this->resolve_content(self::$overall_content[$var]);
+			} else
+				$rep = $var;
+		}
+		return $rep;
+	}
+	
+	private function resolve_content($content) {
+		$output = "";
+		if(is_array($content)) {
+			foreach($content as $part) {
+				$output .= $this->resolve_content($part);
+			}
+		} elseif(is_a($content, "ContentProvider"))
+			$output = $content->output();
+		else
+			$output = $content;
+		return $output;
+	}
+	
+	public function output() {
+		$subtemplate = strtolower($this->subtemplate);
+		if(array_key_exists($this->template, self::$template_cache))
+			$template_html = (array_key_exists($subtemplate, self::$template_cache[$this->template]) ? self::$template_cache[$this->template][$subtemplate] : null);
+		else {
+			$template_html = $this->load_template($this->template, $subtemplate);
+		}
+		$template_html = preg_replace_callback('/%([^%]*)%/', array($this, "replace_placeholder"), $template_html);
+		
+		return $template_html;
+	}
+	
+}
+
+?>
\ No newline at end of file