Class: Processor::Erb_template
- Inherits:
-
Object
- Object
- Processor::Erb_template
- Includes:
- Processor
- Defined in:
- lib/depengine/processor/erb_template.rb
Instance Attribute Summary collapse
-
#basepath ⇒ Object
Returns the value of attribute basepath.
-
#cdb ⇒ Object
writeonly
Sets the attribute cdb.
Class Method Summary collapse
-
.parse(template, content) ⇒ Object
This function returns the output of a parsed template, ‘template’ can be a filename or a String.
Instance Method Summary collapse
- #parse(template, content) ⇒ Object
-
#parse_template(template_source, content, outdir, options = {}) ⇒ Object
Render a template and write the output to a file or directory structure under ‘basepath’.
Methods included from Processor
check_filelist, chmod, copy, #load_tags, local_execute, mkdir, mklink, remove, tgz_file, untgz_file, unzip_file
Instance Attribute Details
#basepath ⇒ Object
Returns the value of attribute basepath.
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# File 'lib/depengine/processor/erb_template.rb', line 4 def basepath @basepath end |
#cdb=(value) ⇒ Object (writeonly)
Sets the attribute cdb
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# File 'lib/depengine/processor/erb_template.rb', line 5 def cdb=(value) @cdb = value end |
Class Method Details
.parse(template, content) ⇒ Object
This function returns the output of a parsed template, ‘template’ can be a filename or a String.
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# File 'lib/depengine/processor/erb_template.rb', line 73 def self.parse(template, content) $log.writer.debug "Parse Template #{template}" Template.new.parse(template, content) end |
Instance Method Details
#parse(template, content) ⇒ Object
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# File 'lib/depengine/processor/erb_template.rb', line 78 def parse(template, content) context = (content, @cdb) begin parser = Radius::Parser.new(context, :tag_prefix => 't') template_content = "" result = "" if File.file? template read_mode = "" if RUBY_VERSION < '1.9' read_mode = 'r' else read_mode = 'rb' end File.open(template, read_mode) do |f| c = "" f.ungetc c unless (c = f.getc)=="\uFEFF" # remove BOM, if present while line = f.gets template_content << line end end else template_content = template end result = parser.parse(template_content) nested_result_1 = "" nested_result_2 = result nested_loop = 0 while( nested_result_1 != nested_result_2 ) if nested_loop >= 100 $log.writer.error "Template stack overflow, too many nested tags" exit 1 end nested_result_1 = parser.parse(nested_result_2) nested_result_2 = parser.parse(nested_result_1) nested_loop = nested_loop + 1 end result = nested_result_2 rescue Exception => e $log.writer.error "Error in template processing: #{template}" $log.writer.error e. exit 1 end result end |
#parse_template(template_source, content, outdir, options = {}) ⇒ Object
Render a template and write the output to a file or directory structure under ‘basepath’
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# File 'lib/depengine/processor/erb_template.rb', line 9 def parse_template(template_source, content, outdir, ={}) Helper.validates_presence_of basepath, "Basepath not set for template engine" # expand basepath self.basepath = File. basepath if File.file?( File.join( basepath, template_source ) ) source_root_path = File.join( basepath, File.dirname(template_source) ) single_file = File.join( basepath, template_source ) else # source is a directory source_root_path = File.join( basepath, template_source) single_file = nil end target_root_path = File.join( basepath, outdir ) target_path = target_root_path Find.find( single_file || source_root_path ) do |path| # next if we found ourself next if path == source_root_path sub_dir = File.join( File.dirname( path ).split(/\//) - \ source_root_path.split(/\//) ) target_path = File.join( target_root_path, sub_dir ) target = File.join( target_path, File.basename( path ) ) if not [:excludes].nil? [:excludes].each do |exclude| if target.include? exclude $log.writer.debug "Skip template #{target}" Find.prune next end end end if File.directory? path if not File.directory? target FileUtils.mkdir_p( target ) $log.writer.debug "Create directory #{target}" end else target_file = File.join( target_path, \ File.basename(target, ".erb")) begin if not File.binary? path and not File.zero? path writer = File.new(target_file, 'w') # writer.write(parse(path, content)) writer.write(ERB.new(File.read(path)).result()) writer.close if not writer.nil? writer = nil else FileUtils.cp(path, File.(target_file)) end rescue Exception => e $log.writer.error "Can not write output from template to #{target_file}" $log.writer.error e. exit 1 end end end end |