From 94fe5f51a23e7bfd77f69db798c4209a0c1c78bb Mon Sep 17 00:00:00 2001
From: Lu Wang <coolwanglu@gmail.com>
Date: Sat, 8 Sep 2012 01:18:15 +0800
Subject: [PATCH] get rid of boost::algorithm

---
 README.md                | 2 +-
 src/HTMLRenderer/text.cc | 5 +++--
 src/pdf2htmlEX.cc        | 3 +--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index d3c4e0f..93517a9 100644
--- a/README.md
+++ b/README.md
@@ -50,7 +50,7 @@ Special thanks to Arthur Titeica for the [AUR Package](https://aur.archlinux.org
 * CMake 
 * compilers support C++11
 * libpoppler with xpdf header >= 0.20.2 (compile with --enable-xpdf-headers)
-* boost c++ library (program options, gil, filesystem, serialization, system(which is actually required by filesystem))
+* boost c++ library (program options, gil, filesystem, system(which is actually required by filesystem))
 * fontforge (with header files)
 
 #### Compiling
diff --git a/src/HTMLRenderer/text.cc b/src/HTMLRenderer/text.cc
index a228ce8..d59999f 100644
--- a/src/HTMLRenderer/text.cc
+++ b/src/HTMLRenderer/text.cc
@@ -10,6 +10,7 @@
 #include <iostream>
 #include <algorithm>
 #include <unordered_set>
+#include <cctype>
 
 #include <boost/algorithm/string.hpp>
 #include <boost/filesystem.hpp>
@@ -22,7 +23,6 @@
 #include "namespace.h"
 #include "config.h"
 
-using boost::algorithm::to_lower;
 using std::unordered_set;
 using std::min;
 using std::all_of;
@@ -162,7 +162,8 @@ path HTMLRenderer::dump_embedded_font (GfxFont * font, long long fn_id)
 void HTMLRenderer::embed_font(const path & filepath, GfxFont * font, FontInfo & info, bool get_metric_only)
 {
     string suffix = filepath.extension().string();
-    to_lower(suffix);
+    for(auto & c : suffix)
+        c = tolower(c);
 
     ff_load_font(filepath.c_str());
 
diff --git a/src/pdf2htmlEX.cc b/src/pdf2htmlEX.cc
index dc707b1..7bca60c 100644
--- a/src/pdf2htmlEX.cc
+++ b/src/pdf2htmlEX.cc
@@ -13,7 +13,6 @@
 
 #include <boost/program_options.hpp>
 #include <boost/filesystem.hpp>
-#include <boost/algorithm/string/predicate.hpp>
 
 #include <goo/GooString.h>
 
@@ -175,7 +174,7 @@ int main(int argc, char **argv)
     if(param.output_filename == "")
     {
         const string s = path(param.input_filename).filename().string();
-        if(boost::algorithm::ends_with(s, ".pdf"))
+        if((s.size() >= 4) && (s.compare(s.size() - 4, 4, ".pdf") == 0))
         {
             param.output_filename = s.substr(0, s.size() - 4) + ".html";
         }