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Merge pull request #41 from moneroexamples/preload_template_files

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Preload template files to improve performance
master
moneroexamples 8 years ago committed by GitHub
parent 87ec3934f0 8b0a970d57
commit 2fa5a84cc5
1 changed files with 50 additions and 99 deletions
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149
src/page.h
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@ -253,8 +253,6 @@ class page {
string lmdb2_path;
string css_styles;
bool testnet;
bool enable_pusher;
@ -270,6 +268,13 @@ class page {
uint64_t no_of_mempool_tx_of_frontpage;
uint64_t no_blocks_on_index;
// instead of constatnly reading template files
// from hard drive for each request, we can read
// them only once, when the explorer starts into this map
// this will improve performance of the explorer and reduce
// read operation in OS
map<string, string> template_file;
public:
@ -293,7 +298,7 @@ public:
enable_autorefresh_option {_enable_autorefresh_option},
no_blocks_on_index {_no_blocks_on_index}
{
css_styles = xmreg::read(TMPL_CSS_STYLES);
no_of_mempool_tx_of_frontpage = 25;
// just moneky patching now, to check
@ -324,6 +329,29 @@ public:
<< endl;
}
// read template files for all the pages
// into template_file map
template_file["css_styles"] = xmreg::read(TMPL_CSS_STYLES);
template_file["header"] = xmreg::read(TMPL_HEADER);
template_file["footer"] = get_footer();
template_file["index2"] = get_full_page(xmreg::read(TMPL_INDEX2));
template_file["mempool"] = xmreg::read(TMPL_MEMPOOL);
template_file["mempool_full"] = get_full_page(template_file["mempool"]);
template_file["block"] = get_full_page(xmreg::read(TMPL_BLOCK));
template_file["tx"] = get_full_page(xmreg::read(TMPL_TX));
template_file["my_outputs"] = get_full_page(xmreg::read(TMPL_MY_OUTPUTS));
template_file["rawtx"] = get_full_page(xmreg::read(TMPL_MY_RAWTX));
template_file["checkrawtx"] = get_full_page(xmreg::read(TMPL_MY_CHECKRAWTX));
template_file["pushrawtx"] = get_full_page(xmreg::read(TMPL_MY_PUSHRAWTX));
template_file["rawkeyimgs"] = get_full_page(xmreg::read(TMPL_MY_RAWKEYIMGS));
template_file["rawoutputkeys"] = get_full_page(xmreg::read(TMPL_MY_RAWOUTPUTKEYS));
template_file["checkrawkeyimgs"] = get_full_page(xmreg::read(TMPL_MY_CHECKRAWKEYIMGS));
template_file["checkoutputkeys"] = get_full_page(xmreg::read(TMPL_MY_CHECKRAWOUTPUTKEYS));
template_file["address"] = get_full_page(xmreg::read(TMPL_ADDRESS));
template_file["search_results"] = get_full_page(xmreg::read(TMPL_SEARCH_RESULTS));
}
/**
@ -494,16 +522,10 @@ public:
// append mempool_html to the index context map
context["mempool_info"] = mempool_html;
// read index.html
string index2_html = xmreg::read(TMPL_INDEX2);
// add header and footer
string full_page = get_full_page(index2_html);
add_css_style(context);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["index2"], context);
}
@ -640,8 +662,6 @@ public:
return t1 > t2;
});
// read mempool.html
string mempool_html = xmreg::read(TMPL_MEMPOOL);
if (add_header_and_footer)
{
@ -650,11 +670,8 @@ public:
context["partial_mempool_shown"] = false;
// add header and footer
string full_page = get_full_page(mempool_html);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["mempool_full"], context);
}
// this is for partial disply on front page.
@ -672,7 +689,7 @@ public:
context["partial_mempool_shown"] = true;
// render the page
return mstch::render(mempool_html, context);
return mstch::render(template_file["mempool"], context);
}
@ -842,16 +859,10 @@ public:
context["blk_reward"]
= xmreg::xmr_amount_to_str(txd_coinbase.xmr_outputs - sum_fees, "{:0.6f}");
// read block.html
string block_html = xmreg::read(TMPL_BLOCK);
add_css_style(context);
// add header and footer
string full_page = get_full_page(block_html);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["block"], context);
}
@ -1643,20 +1654,10 @@ public:
context["possible_spending"] = xmreg::xmr_amount_to_str(
possible_spending, "{:0.12f}", false);
//cout << "no_of_matched_mixins: " << no_of_matched_mixins << endl;
// read my_outputs.html
string my_outputs_html = xmreg::read(TMPL_MY_OUTPUTS);
// add header and footer
string full_page = get_full_page(my_outputs_html);
add_css_style(context);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["my_outputs"], context);
}
string
@ -1680,16 +1681,10 @@ public:
{"have_custom_lmdb" , have_custom_lmdb}
};
// read rawtx.html
string rawtx_html = xmreg::read(TMPL_MY_RAWTX);
// add header and footer
string full_page = get_full_page(rawtx_html);
add_css_style(context);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["rawtx"], context);
}
string
@ -2313,17 +2308,10 @@ public:
{"tx_details", xmreg::read(string(TMPL_PARIALS_DIR) + "/tx_details.html")},
};
// read checkrawtx.html
string checkrawtx_html = xmreg::read(TMPL_MY_CHECKRAWTX);
// add header and footer
string full_page = get_full_page(checkrawtx_html);
add_css_style(context);
// render the page
return mstch::render(full_page, context, partials);
return mstch::render(template_file["checkrawtx"], context, partials);
}
string
@ -2348,11 +2336,8 @@ public:
};
context.emplace("txs", mstch::array{});
// read pushrawtx.html
string pushrawtx_html = xmreg::read(TMPL_MY_PUSHRAWTX);
// add header and footer
string full_page = get_full_page(pushrawtx_html);
string full_page = template_file["pushrawtx"];
add_css_style(context);
@ -2526,16 +2511,10 @@ public:
{"have_custom_lmdb" , have_custom_lmdb}
};
// read rawkeyimgs.html
string rawkeyimgs_html = xmreg::read(TMPL_MY_RAWKEYIMGS);
// add header and footer
string full_page = get_full_page(rawkeyimgs_html);
add_css_style(context);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["rawkeyimgs"], context);
}
string
@ -2547,16 +2526,10 @@ public:
{"have_custom_lmdb" , have_custom_lmdb}
};
// read rawoutputkeys.html
string rawoutputkeys_html = xmreg::read(TMPL_MY_RAWOUTPUTKEYS);
// add header and footer
string full_page = get_full_page(rawoutputkeys_html);
add_css_style(context);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["rawoutputkeys"], context);
}
string
@ -2579,11 +2552,8 @@ public:
{"error_msg" , string{}},
};
// read page template
string checkrawkeyimgs_html = xmreg::read(TMPL_MY_CHECKRAWKEYIMGS);
// add header and footer
string full_page = get_full_page(checkrawkeyimgs_html);
string full_page = template_file["checkrawkeyimgs"];
add_css_style(context);
@ -2942,12 +2912,8 @@ public:
{"error_msg" , string{}}
};
// read page template
string checkoutputkeys_html = xmreg::read(TMPL_MY_CHECKRAWOUTPUTKEYS);
// add header and footer
string full_page = get_full_page(checkoutputkeys_html);
string full_page = template_file["checkoutputkeys"];
add_css_style(context);
@ -3706,16 +3672,10 @@ public:
{"have_custom_lmdb" , have_custom_lmdb}
};
// read address.html
string address_html = xmreg::read(TMPL_ADDRESS);
// add header and footer
string full_page = get_full_page(address_html);
add_css_style(context);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["address"], context);
}
// ;
@ -3740,16 +3700,10 @@ public:
{"have_custom_lmdb" , have_custom_lmdb}
};
// read address.html
string address_html = xmreg::read(TMPL_ADDRESS);
add_css_style(context);
// add header and footer
string full_page = get_full_page(address_html);
// render the page
return mstch::render(full_page, context);
return mstch::render(template_file["address"], context);
}
map<string, vector<string>>
@ -3951,11 +3905,8 @@ public:
}
}
// read search_results.html
string search_results_html = xmreg::read(TMPL_SEARCH_RESULTS);
// add header and footer
string full_page = get_full_page(search_results_html);
string full_page = template_file["search_results"];
// read partial for showing details of tx(s) found
map<string, string> partials {
@ -4695,11 +4646,11 @@ private:
string
get_full_page(string& middle)
get_full_page(const string& middle)
{
return xmreg::read(TMPL_HEADER)
return template_file["header"]
+ middle
+ get_footer();
+ template_file["footer"];
}
string
@ -4722,7 +4673,7 @@ private:
add_css_style(mstch::map& context)
{
context["css_styles"] = mstch::lambda{[&](const std::string& text) -> mstch::node {
return this->css_styles;
return template_file["css_styles"];
}};
}

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