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https://github.com/pdf2htmlEX/pdf2htmlEX.git
synced 2024-12-22 13:00:08 +00:00
clean tmp files
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5c2fa8ead1
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@ -1,7 +1,6 @@
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<!-- Created by pdf2htmlEX (http://github.com/coolwanglu/pdf2htmlEX) -->
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<!-- head.html by WangLu 2012.08.14 -->
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<!DOCTYPE html>
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<!-- head.html -->
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<!-- by WangLu -->
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<!-- 2012.08.14 -->
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<html>
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<head>
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<meta charset="utf-8">
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@ -1,3 +1,5 @@
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<!-- neck.html by WangLu 2012.08.15 -->
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<title></title>
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<script type="text/javascript">
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function show_pages()
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{
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@ -1,6 +1,4 @@
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<!-- tail.html -->
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<!-- by WangLu -->
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<!-- 2012.08.14 -->
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<!-- tail.hml by WangLu 2012.08.15 -->
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</div>
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</body>
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</html>
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@ -12,6 +12,7 @@
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#include <unordered_map>
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#include <map>
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#include <vector>
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#include <set>
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#include <boost/format.hpp>
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#include <boost/filesystem/fstream.hpp>
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@ -81,8 +82,6 @@ class HTMLRenderer : public OutputDev
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virtual void post_process();
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virtual void process_single_html();
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virtual boost::filesystem::path working_dir() const { return (param->single_html ? tmp_dir : dest_dir); }
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// Start a page.
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virtual void startPage(int pageNum, GfxState *state);
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@ -106,6 +105,11 @@ class HTMLRenderer : public OutputDev
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virtual void drawImage(GfxState * state, Object * ref, Stream * str, int width, int height, GfxImageColorMap * colorMap, GBool interpolate, int *maskColors, GBool inlineImg);
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protected:
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////////////////////////////////////////////////////
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// misc
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////////////////////////////////////////////////////
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void add_tmp_file (const std::string & fn);
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void clean_tmp_files ();
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std::string dump_embedded_font (GfxFont * font, long long fn_id);
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////////////////////////////////////////////////////
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@ -213,6 +217,7 @@ class HTMLRenderer : public OutputDev
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const Param * param;
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boost::filesystem::path dest_dir, tmp_dir;
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boost::filesystem::ofstream html_fout, allcss_fout;
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std::set<std::string> tmp_files;
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};
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#endif /* HTMLRENDERER_H_ */
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@ -7,8 +7,6 @@
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* 2012.08.14
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*/
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#include <iomanip>
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#include <splash/SplashBitmap.h>
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#include "HTMLRenderer.h"
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@ -17,6 +15,8 @@
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#include "namespace.h"
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using std::flush;
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using boost::filesystem::remove;
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using boost::filesystem::filesystem_error;
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HTMLRenderer::HTMLRenderer(const Param * param)
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:line_opened(false)
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@ -37,7 +37,9 @@ HTMLRenderer::HTMLRenderer(const Param * param)
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}
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HTMLRenderer::~HTMLRenderer()
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{ }
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{
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clean_tmp_files();
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}
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void HTMLRenderer::process(PDFDoc *doc)
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{
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@ -66,7 +68,11 @@ void HTMLRenderer::process(PDFDoc *doc)
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doc->displayPage(bg_renderer, i, param->h_dpi2, param->v_dpi2,
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0, true, false, false,
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nullptr, nullptr, nullptr, nullptr);
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bg_renderer->getBitmap()->writeImgFile(splashFormatPng, (char*)(working_dir() / (format("p%|1$x|.png")%i).str()).c_str(), param->h_dpi2, param->v_dpi2);
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string fn = (format("p%|1$x|.png")%i).str();
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bg_renderer->getBitmap()->writeImgFile(splashFormatPng, (char*)((param->single_html ? tmp_dir : dest_dir) / fn) .c_str(), param->h_dpi2, param->v_dpi2);
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if(param->single_html)
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add_tmp_file(fn);
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}
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doc->displayPage(this, i, param->h_dpi, param->v_dpi,
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@ -86,11 +92,19 @@ void HTMLRenderer::process(PDFDoc *doc)
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void HTMLRenderer::pre_process()
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{
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// we may output utf8 characters, so use binary
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html_fout.open(working_dir() / param->output_filename, ofstream::binary);
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allcss_fout.open(working_dir() / "all.css", ofstream::binary);
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if(!param->single_html)
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if(param->single_html)
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{
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html_fout.open(tmp_dir / param->output_filename, ofstream::binary);
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allcss_fout.open(tmp_dir / "all.css", ofstream::binary);
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add_tmp_file(param->output_filename);
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add_tmp_file("all.css");
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}
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else
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{
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html_fout.open(dest_dir / param->output_filename, ofstream::binary);
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allcss_fout.open(dest_dir / "all.css", ofstream::binary);
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html_fout << ifstream(PDF2HTMLEX_LIB_PATH / "head.html", ifstream::binary).rdbuf();
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html_fout << "<link rel=\"stylesheet\" type=\"text/css\" href=\"all.css\"/>" << endl;
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html_fout << ifstream(PDF2HTMLEX_LIB_PATH / "neck.html", ifstream::binary).rdbuf();
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@ -178,8 +192,31 @@ void HTMLRenderer::process_single_html()
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out << ifstream(PDF2HTMLEX_LIB_PATH / "tail.html", ifstream::binary).rdbuf();
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}
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void HTMLRenderer::add_tmp_file(const string & fn)
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{
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if(tmp_files.insert(fn).second && param->debug)
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cerr << "Add new temporary file: " << fn << endl;
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}
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void HTMLRenderer::clean_tmp_files()
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{
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for(const auto & fn : tmp_files)
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{
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try
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{
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remove(tmp_dir / fn);
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if(param->debug)
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cerr << "Remove temporary file: " << fn << endl;
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}
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catch(const filesystem_error &)
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{ }
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}
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try
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{
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remove(tmp_dir);
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if(param->debug)
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cerr << "Remove temporary directory: " << tmp_dir << endl;
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}
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catch(const filesystem_error &)
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{ }
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}
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@ -121,6 +121,7 @@ void HTMLRenderer::install_embedded_font(GfxFont * font, const string & suffix,
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path script_path = tmp_dir / "pdf2htmlEX.pe";
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ofstream script_fout(script_path, ofstream::binary);
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add_tmp_file("pdf2htmlEX.pe");
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script_fout << format("Open(%1%, 1)") % (tmp_dir / (fn + suffix)) << endl;
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@ -154,6 +155,8 @@ void HTMLRenderer::install_embedded_font(GfxFont * font, const string & suffix,
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if(maxcode > 0)
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{
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ofstream map_fout(tmp_dir / (fn + ".encoding"));
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add_tmp_file(fn+".encoding");
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int cnt = 0;
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for(int i = 0; i <= maxcode; ++i)
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{
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@ -180,9 +183,13 @@ void HTMLRenderer::install_embedded_font(GfxFont * font, const string & suffix,
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ctu->decRefCnt();
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}
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script_fout << format("Generate(%1%)") % (working_dir() / (fn+".ttf")) << endl;
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script_fout << format("Generate(%1%)") % ((param->single_html ? tmp_dir : dest_dir) / (fn+".ttf")) << endl;
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if(param->single_html)
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add_tmp_file(fn+".ttf");
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system((boost::format("fontforge -script %1% 2>%2%") % script_path % (tmp_dir / "log.txt")).str().c_str());
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// for cross-platform purpose, use a file instead of /dev/null
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system((boost::format("fontforge -script %1% 2>%2%") % script_path % (tmp_dir / "null")).str().c_str());
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add_tmp_file("null");
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export_remote_font(fn_id, ".ttf", "truetype", font);
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}
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@ -27,6 +27,7 @@ string HTMLRenderer::dump_embedded_font (GfxFont * font, long long fn_id)
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char buf[1024];
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int len;
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string fn;
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ofstream outf;
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auto * id = font->getID();
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@ -113,7 +114,10 @@ string HTMLRenderer::dump_embedded_font (GfxFont * font, long long fn_id)
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}
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obj.streamReset();
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outf.open(tmp_dir / (format("f%|1$x|%2%")%fn_id%suffix).str(), ofstream::binary);
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fn = (format("f%|1$x|%2%")%fn_id%suffix).str();
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outf.open(tmp_dir / fn , ofstream::binary);
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add_tmp_file(fn);
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while((len = obj.streamGetChars(1024, (Guchar*)buf)) > 0)
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{
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outf.write(buf, len);
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#include <algorithm>
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#include <istream>
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#include <ostream>
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#include <iomanip>
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#include <GfxState.h>
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#include <CharTypes.h>
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@ -23,8 +22,9 @@
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using std::istream;
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using std::ostream;
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using std::endl;
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using std::noskipws;
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using std::endl;
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using std::flush;
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// mute gcc warning of unused function
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namespace
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