From 8bcd7f58acd38f5d5e1731f89be4a10a79d0fdb7 Mon Sep 17 00:00:00 2001
From: rsiddharth <rsiddharth@ninthfloor.org>
Date: Sat, 23 Jun 2012 22:44:40 +0530
Subject: scruf is "bzr"ed now.

---
 parsers/CodeBlocks.java | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 parsers/CodeBlocks.java

(limited to 'parsers/CodeBlocks.java')

diff --git a/parsers/CodeBlocks.java b/parsers/CodeBlocks.java
new file mode 100644
index 0000000..f3adb52
--- /dev/null
+++ b/parsers/CodeBlocks.java
@@ -0,0 +1,42 @@
+package scruf.parsers;
+
+import java.util.regex.*;
+
+public class CodeBlocks implements Parser {
+    public String parse(String fileContent) {
+	Pattern pattern = Pattern.compile("(\\~\\~)\\n*(.+?)\\n*(\\1)",
+					  Pattern.DOTALL);
+	Matcher matcher = pattern.matcher(fileContent);
+	LineBreak lbreak = new LineBreak();
+	StringBuffer sbuffer = new StringBuffer();
+	StringBuilder replacement = new StringBuilder();
+	while(matcher.find()) {
+	    replacement.delete(0,replacement.length());
+	    replacement.append("<code>");
+	    replacement.append(quote(lbreak.parse(matcher.group(2))));
+	    replacement.append("</code>");
+	    matcher.appendReplacement(sbuffer,replacement.toString());
+	}
+	matcher.appendTail(sbuffer);
+	return sbuffer.toString();
+    }
+    /**
+     * this method quotes special characters -- `\` &
+     * `$`, in the replacment string as they have 
+     * special meaning.
+     * 
+     */
+    private String quote(String string) {
+	Pattern pattern = Pattern.compile("\\$|\\\\");
+	Matcher matcher = pattern.matcher(string);
+	StringBuffer sbuffer = new StringBuffer();
+	String rep;
+	while(matcher.find()) {
+	    rep = "\\\\\\"+matcher.group();
+	    matcher.appendReplacement(sbuffer,rep);
+
+	}
+	matcher.appendTail(sbuffer);
+	return sbuffer.toString();
+    }
+}
\ No newline at end of file
-- 
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