Class ServerSide::Template
In: lib/serverside/template.rb
Parent: Object

The Template module implements an Erubis template rendering system. Templates are cached and automatically reloaded if the file changes.

Methods

render   set   validate  

Public Class methods

render(name, binding)

Renders a template by first validating it, and by invoking it with the supplied binding.

[Source]

    # File lib/serverside/template.rb, line 37
37:     def self.render(name, binding)
38:       if template = validate(name)
39:         template.result(binding)
40:       else
41:         raise RuntimeError, 'Template not found.'
42:       end
43:     end
set(name, body, stamp = nil)

Caches a template for later use. The stamp parameter is used only when the content of a template file is stored.

[Source]

    # File lib/serverside/template.rb, line 15
15:     def self.set(name, body, stamp = nil)
16:       @@templates[name] = [stamp, Erubis::Eruby.new(body)]
17:     end
validate(name)

Validates the referenced template by checking its stamp. If the name refers to a file, its stamp is checked against the cache stamp, and it is reloaded if necessary. The function returns an ERB instance or nil if the template is not found.

[Source]

    # File lib/serverside/template.rb, line 23
23:     def self.validate(name)
24:       t = @@templates[name]
25:       return t[1] if t && t[0].nil?
26:       if File.file?(name)
27:         stamp = File.mtime(name)
28:         t = set(name, IO.read(name), stamp) if (!t || (stamp != t[0]))
29:         t[1]
30:       else
31:         @@templates[name] = nil
32:       end
33:     end

[Validate]