Class: Spider::TemplateBlocks::HTML

Inherits:
Block show all
Defined in:
lib/spiderfw/templates/blocks/html.rb

Constant Summary collapse

HTML_NO_CLOSE = 
['br', 'img', 'input']

Instance Attribute Summary

Attributes inherited from Block

#allowed_blocks, #doctype, #el, #template

Instance Method Summary collapse

Methods inherited from Block

#compile_content, #compile_text, #escape_text, #get_following, #initialize, #inspect, #parse_content, var_to_scene, #var_to_scene, #vars_to_scene, vars_to_scene

Constructor Details

This class inherits a constructor from Spider::TemplateBlocks::Block

Instance Method Details

#compile(options = {}) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/spiderfw/templates/blocks/html.rb', line 8

def compile(options={})
    c = ""
    init = ""
    if @doctype
        c = "$out << '#{@doctype.raw_string}'\n" 
        c += "$out << 10.chr\n" #newline
    end
    start = get_start(options)
    c += start
    is_root = options[:root]
    options.delete(:root)
    c += "unless self[:widget][:target_only] && !self[:widget][:is_target]\n" if (options[:mode] == :widget && is_root)
    c, init = compile_content(c, init, options)
    c += "end\n"  if (options[:mode] == :widget && is_root)
    end_tag = get_end(options)
    c += "$out << '#{end_tag}'\n" if end_tag
    return CompiledBlock.new(init, c)
end

#get_end(options) ⇒ Object 



59
60
61
62
63
64
 
# File 'lib/spiderfw/templates/blocks/html.rb', line 59

def get_end(options)
    return nil if options[:doctype].html? && HTML_NO_CLOSE.include?(@el.name.downcase)
    str = escape_text(@el.etag.inspect) if @el.etag
    str = str[1..-2] if str && str[0].chr == '"' # FIXME:  This is a workaround Hpricot 0.6 and 0.8 differences
    return str
end

#get_start(options) ⇒ Object 



27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
 
# File 'lib/spiderfw/templates/blocks/html.rb', line 27

def get_start(options)
    if options[:mode] == :widget
        cl = @el.get_attribute('class') || ''
        if @el.has_attribute?('id')
            cl += ' ' unless cl.empty?
            cl += "id-#{@el.get_attribute('id')}"
            @el.remove_attribute('id')
        end
        if (options[:root])
            cl += " widget"
            if options[:owner_class]
                cl += " wdgt-#{options[:owner_class].name.gsub('::', '-')}"
            end
            @el.set_attribute('id', "{ @widget[:shown_id] }")
            cl += ' ' unless cl.empty?
            cl += '{ @widget[:css_classes] }'
        end
        @el.set_attribute('class', cl) unless cl.blank?
    end
    start = "$out << '<"+@el.name
    @el.attributes.to_hash.each do |key, val|
        if key =~ /sp::(.+)/
            key = "sp:#{$1}"
        end
        start += " #{key}=\""
        start += compile_text(val)
        start += "\""
    end
    start += ">'\n"
    return start
end