X-Git-Url: http://git.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse.32.compatibility/src/net/sourceforge/phpdt/internal/corext/phpdoc/PHPDocUtil.java b/net.sourceforge.phpeclipse.32.compatibility/src/net/sourceforge/phpdt/internal/corext/phpdoc/PHPDocUtil.java
new file mode 100644
index 0000000..0d477e1
--- /dev/null
+++ b/net.sourceforge.phpeclipse.32.compatibility/src/net/sourceforge/phpdt/internal/corext/phpdoc/PHPDocUtil.java
@@ -0,0 +1,93 @@
+package net.sourceforge.phpdt.internal.corext.phpdoc;
+
+import java.io.FileReader;
+import java.io.IOException;
+
+import net.sourceforge.phpeclipse.builder.PHPIdentifierLocation;
+
+/**
+ * Utility class for static PHPdoc helper mehods
+ */
+public class PHPDocUtil {
+
+	/**
+	 * Generate a PHPDoc hover text if possible
+	 * 
+	 * @param hoverInfoBuffer
+	 * @param filename
+	 * @param location
+	 */
+	public static void appendPHPDoc(StringBuffer hoverInfoBuffer,
+			String filename, PHPIdentifierLocation location) {
+		FileReader phpFileReader;
+		hoverInfoBuffer.append(location.toString());
+		hoverInfoBuffer.append(" - <b>");
+		try {
+			hoverInfoBuffer.append(getUsage(filename, location));
+			hoverInfoBuffer.append("</b><br>");
+
+			// read the phpdoc for the function
+			if (location.getPHPDocOffset() >= 0) {
+				phpFileReader = new FileReader(filename);
+				char[] phpDocDeclarationCharArray = new char[location
+						.getPHPDocLength()];
+				phpFileReader.skip(location.getPHPDocOffset());
+				phpFileReader.read(phpDocDeclarationCharArray, 0, location
+						.getPHPDocLength());
+				PHPDocCharArrayCommentReader phpdocConverter = new PHPDocCharArrayCommentReader(
+						phpDocDeclarationCharArray);
+				hoverInfoBuffer.append(phpdocConverter.getString());
+				// hoverInfoBuffer.append("<br><br>");
+				phpFileReader.close();
+			}
+
+		} catch (IOException e) {
+			return;
+		}
+	}
+
+	public static String getUsage(String filename,
+			PHPIdentifierLocation location) {
+		FileReader phpFileReader;
+		String usage = location.getUsage();
+		if (usage != null) {
+			return usage;
+		}
+		usage = "";
+		try {
+
+			phpFileReader = new FileReader(filename);
+			// read the function declaration
+			if (location.getOffset() >= 0
+					&& (location.isMethod() || location.isConstructor()
+							|| location.isFunction() || location.isDefine())) {
+				char[] functionDeclarationCharArray = new char[256];
+				int offset = location.getOffset();
+				phpFileReader.skip(offset);
+				int length = phpFileReader.read(functionDeclarationCharArray,
+						0, 256);
+				if (length == -1) {
+					length = 256;
+				}
+				for (int i = 0; i < length; i++) {
+					if (functionDeclarationCharArray[i] == ')') {
+						length = i + 1;
+						break;
+					}
+					if (functionDeclarationCharArray[i] == '{'
+							|| functionDeclarationCharArray[i] == '}') {
+						length = i;
+						break;
+					}
+				}
+				usage = new String(functionDeclarationCharArray, 0, length);
+			}
+			phpFileReader.close();
+		} catch (IOException e) {
+			// do nothing
+		}
+		// cache the usage string:
+		location.setUsage(usage);
+		return usage;
+	}
+}