From b9d5841f8f8660860e2f6d1669056be01960bfd7 Mon Sep 17 00:00:00 2001
From: brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Mon, 10 Jul 2006 22:23:03 +0000
Subject: ContentSize speedups

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@4316 e03df62e-2008-0410-955e-edbf42e46eb7
---
 include/modules.h | 105 ++++++++++++++++++++++++++++--------------------------
 src/modules.cpp   |  11 ++++--
 2 files changed, 64 insertions(+), 52 deletions(-)

diff --git a/include/modules.h b/include/modules.h
index 33416a596..a1d350b8f 100644
--- a/include/modules.h
+++ b/include/modules.h
@@ -1824,57 +1824,62 @@ class FileReader : public classbase
 	/** The file contents
 	 */
 	file_cache fc;
+
+	unsigned long contentsize;
+
+	void CalcSize();
+
  public:
-	 /** Default constructor.
-	  * This method does not load any file into memory, you must use the LoadFile method
-	  * after constructing the class this way.
-	  */
-	 FileReader();
-
-	 /** Secondary constructor.
-	  * This method initialises the class with a file loaded into it ready for GetLine and
-	  * and other methods to be called. If the file could not be loaded, FileReader::FileSize
-	  * returns 0.
-	  */
-	 FileReader(const std::string &filename);
-
-	 /** Default destructor.
-	  * This deletes the memory allocated to the file.
-	  */
-	 ~FileReader();
-
-	 /** Used to load a file.
-	  * This method loads a file into the class ready for GetLine and
-	  * and other methods to be called. If the file could not be loaded, FileReader::FileSize
-	  * returns 0.
-	  */
-	 void LoadFile(const std::string &filename);
-
-	 /** Returns the whole content of the file as std::string
-	  */
-	 std::string Contents();
-
-	 /** Returns the entire size of the file as std::string
-	  */
-	 unsigned long ContentSize();
-
-	 /** Returns true if the file exists
-	  * This function will return false if the file could not be opened.
-	  */
-	 bool Exists();
-	 
-	 /** Retrieve one line from the file.
-	  * This method retrieves one line from the text file. If an empty non-NULL string is returned,
-	  * the index was out of bounds, or the line had no data on it.
-	  */
-	 std::string GetLine(int x);
-
-	 /** Returns the size of the file in lines.
-	  * This method returns the number of lines in the read file. If it is 0, no lines have been
-	  * read into memory, either because the file is empty or it does not exist, or cannot be
-	  * opened due to permission problems.
-	  */
-	 int FileSize();
+	/** Default constructor.
+	 * This method does not load any file into memory, you must use the LoadFile method
+	 * after constructing the class this way.
+	 */
+	FileReader();
+
+	/** Secondary constructor.
+	 * This method initialises the class with a file loaded into it ready for GetLine and
+	 * and other methods to be called. If the file could not be loaded, FileReader::FileSize
+	 * returns 0.
+	 */
+	FileReader(const std::string &filename);
+
+	/** Default destructor.
+	 * This deletes the memory allocated to the file.
+	 */
+	~FileReader();
+
+	/** Used to load a file.
+	 * This method loads a file into the class ready for GetLine and
+	 * and other methods to be called. If the file could not be loaded, FileReader::FileSize
+	 * returns 0.
+	 */
+	void LoadFile(const std::string &filename);
+
+	/** Returns the whole content of the file as std::string
+	 */
+	std::string Contents();
+
+	/** Returns the entire size of the file as std::string
+	 */
+	unsigned long ContentSize();
+
+	/** Returns true if the file exists
+	 * This function will return false if the file could not be opened.
+	 */
+	bool Exists();
+ 
+	/** Retrieve one line from the file.
+	 * This method retrieves one line from the text file. If an empty non-NULL string is returned,
+	 * the index was out of bounds, or the line had no data on it.
+	 */
+	std::string GetLine(int x);
+
+	/** Returns the size of the file in lines.
+	 * This method returns the number of lines in the read file. If it is 0, no lines have been
+	 * read into memory, either because the file is empty or it does not exist, or cannot be
+	 * opened due to permission problems.
+	 */
+	int FileSize();
 };
 
 
diff --git a/src/modules.cpp b/src/modules.cpp
index 3ec932980..2297db53b 100644
--- a/src/modules.cpp
+++ b/src/modules.cpp
@@ -931,6 +931,7 @@ FileReader::FileReader(const std::string &filename)
 	file_cache c;
 	readfile(c,filename.c_str());
 	this->fc = c;
+	this->CalcSize();
 }
 
 FileReader::FileReader()
@@ -942,18 +943,23 @@ std::string FileReader::Contents()
 	std::string x = "";
 	for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++)
 	{
-		x.append(a->c_str());
+		x.append(*a);
 		x.append("\r\n");
 	}
 	return x;
 }
 
 unsigned long FileReader::ContentSize()
+{
+	return this->contentsize;
+}
+
+void FileReader::CalcSize()
 {
 	unsigned long n = 0;
 	for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++)
 		n += (a->length() + 2);
-	return n;
+	this->contentsize = n;
 }
 
 void FileReader::LoadFile(const std::string &filename)
@@ -961,6 +967,7 @@ void FileReader::LoadFile(const std::string &filename)
 	file_cache c;
 	readfile(c,filename.c_str());
 	this->fc = c;
+	this->CalcSize();
 }
 
 
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