HtmlTemplateView Class Reference

#include <HtmlTemplateView.h>

Inheritance diagram for HtmlTemplateView:

Collaboration diagram for HtmlTemplateView:

Public Member Functions
	HtmlTemplateView (const std::string &source, TemplateSource mode=TemplateSource::Inline)
std::string	render (const std::map< std::string, std::string > &context={}) const override
	Render the view body.
void	render (HttpRequest &req, HttpResponse &res)
std::string	getContentType () const override
	Return the MIME content type for this view.
Public Member Functions inherited from FrameworkView
virtual	~FrameworkView ()=default
virtual void	applyHeaders (HttpResponse &response) const
	Optional hook to set response headers (e.g., Content-Disposition).
virtual std::string	render (const nlohmann::json &context) const
	Optional JSON context hook (used by JsonView or convenience).

Private Attributes
std::string	templateSource_
std::string	filePath_
TemplateSource	mode_

Detailed Description

Definition at line 25 of file HtmlTemplateView.h.

Constructor & Destructor Documentation

HtmlTemplateView()

HtmlTemplateView::HtmlTemplateView	(	const std::string &	source,
		TemplateSource	mode = TemplateSource::Inline
	)

Definition at line 10 of file HtmlTemplateView.cpp.

    : mode_(mode)
{
    if (mode_ == TemplateSource::Inline)
    {
        templateSource_ = source;
    }
    else
    {
        filePath_ = source;
    }
}

References filePath_, Inline, mode_, and templateSource_.

Member Function Documentation

getContentType()

std::string HtmlTemplateView::getContentType ( ) const

overridevirtual

Implements FrameworkView.

Definition at line 59 of file HtmlTemplateView.cpp.

{
    return "text/html";
}

render() [1/2]

std::string HtmlTemplateView::render ( const std::map< std::string, std::string > &  context = {} ) const

overridevirtual

Optional context (used by templates).

Implements FrameworkView.

Definition at line 23 of file HtmlTemplateView.cpp.

{
    std::string tpl;
 
    if (mode_ == TemplateSource::Inline)
    {
        tpl = templateSource_;
    }
    else
    {
        auto *storage = AppContext::get<StorageManager>();
        std::vector<uint8_t> buf;
        if (storage && storage->readFile(filePath_, buf))
        {
            tpl.assign(buf.begin(), buf.end());
        }
        else
        {
            tpl = "<h1>Template not found</h1>";
        }
    }
 
    for (const auto &[key, value] : context)
    {
        std::string placeholder = "{{" + key + "}}";
        size_t pos = 0;
        while ((pos = tpl.find(placeholder, pos)) != std::string::npos)
        {
            tpl.replace(pos, placeholder.length(), value);
            pos += value.length();
        }
    }
 
    return tpl;
}

References filePath_, AppContext::getTypeKey(), Inline, mode_, and templateSource_.

Referenced by render().

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render() [2/2]

void HtmlTemplateView::render ( HttpRequest &  req, HttpResponse &  res  )

inline

Definition at line 31 of file HtmlTemplateView.h.

                                                      {
        res.setContentType("text/html");
        res.send(render());
    }

References render(), HttpResponse::send(), and HttpResponse::setContentType().

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Member Data Documentation

filePath_

std::string HtmlTemplateView::filePath_

private

Definition at line 40 of file HtmlTemplateView.h.

Referenced by HtmlTemplateView(), and render().

mode_

TemplateSource HtmlTemplateView::mode_

private

Definition at line 41 of file HtmlTemplateView.h.

Referenced by HtmlTemplateView(), and render().

templateSource_

std::string HtmlTemplateView::templateSource_

private

Definition at line 39 of file HtmlTemplateView.h.

Referenced by HtmlTemplateView(), and render().

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The documentation for this class was generated from the following files:

• HtmlTemplateView.h
• HtmlTemplateView.cpp