DenysMedvid/pdf2htmlEX
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Code

show warning when file cannot be opened

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This commit is contained in:
Lu Wang 2012-09-14 14:53:24 +08:00
parent 2e2382c446
commit 4a5c3e1d3e
2 changed files with 24 additions and 5 deletions
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6
src/HTMLRenderer/export.cc
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@ -23,7 +23,11 @@ void HTMLRenderer::export_remote_font(const FontInfo & info, const string & suff
auto fn = str_fmt("f%llx%s", info.id, suffix.c_str());
if(param->single_html)
{
css_fout << "'data:font/opentype;base64," << base64stream(ifstream(param->tmp_dir + "/" + (char*)fn, ifstream::binary)) << "'";
auto path = param->tmp_dir + "/" + (char*)fn;
ifstream fin(path, ifstream::binary);
if(!fin)
throw "Cannot locate font file: " + path;
css_fout << "'data:font/" + fontfileformat + ";base64," << base64stream(fin) << "'";
}
else
{

23
src/HTMLRenderer/general.cc
View File

@ -193,6 +193,8 @@ void HTMLRenderer::post_process()
// apply manifest
ifstream manifest_fin((char*)str_fmt("%s/%s", param->data_dir.c_str(), MANIFEST_FILENAME.c_str()));
if(!manifest_fin)
throw "Cannot open the manifest file";
bool embed_string = false;
string line;
@ -228,7 +230,10 @@ void HTMLRenderer::post_process()
}
else if (line == "$pages")
{
output << ifstream(html_path, ifstream::binary).rdbuf();
ifstream fin(html_path, ifstream::binary);
if(!fin)
throw "Cannot open read the pages";
output << fin.rdbuf();
}
else
{
@ -257,7 +262,11 @@ void HTMLRenderer::startPage(int pageNum, GfxState *state)
{
if(param->single_html)
{
html_fout << "'data:image/png;base64," << base64stream(ifstream((char*)str_fmt("%s/p%x.png", param->tmp_dir.c_str(), pageNum) , ifstream::binary)) << "'";
auto path = str_fmt("%s/p%x.png", param->tmp_dir.c_str(), pageNum);
ifstream fin((char*)path, ifstream::binary);
if(!fin)
throw string("Cannot read background image ") + (char*)path;
html_fout << "'data:image/png;base64," << base64stream(fin) << "'";
}
else
{
@ -346,8 +355,11 @@ void HTMLRenderer::embed_file(ostream & out, const string & path, const string &
if(param->single_html)
{
ifstream fin(path, ifstream::binary);
if(!fin)
throw string("Cannot open file for embedding: ") + path;
out << iter->second.first << endl
<< ifstream(path, ifstream::binary).rdbuf()
<< fin.rdbuf()
<< iter->second.second << endl;
}
else
@ -358,7 +370,10 @@ void HTMLRenderer::embed_file(ostream & out, const string & path, const string &
if(copy)
{
ofstream(param->dest_dir + "/" + fn, ofstream::binary) << ifstream(path, ifstream::binary).rdbuf();
ifstream fin(path, ifstream::binary);
if(!fin)
throw string("Cannot copy file: ") + path;
ofstream(param->dest_dir + "/" + fn, ofstream::binary) << fin.rdbuf();
}
}
}