Class: FileHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/phari_doc_gen/fileHandler.rb

Instance Method Summary collapse

Instance Method Details

#clear(str) ⇒ Object 



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# File 'lib/phari_doc_gen/fileHandler.rb', line 459

def clear str
  firstIndex = 0
  lastIndex = str.length
  for i in 0..str.length-1
    if str[i].match(/^[[:alpha:]]$/)
      lastIndex = i + 1
    end
  end
  str = str.slice(0, lastIndex)
  for i in 0..str.length-1
      if str[i].match(/^[[:alpha:]]$/)
         firstIndex = i - 1
         break
      end
  end
  str = str.slice(firstIndex + 1, str.length - firstIndex)
  str
end

#dataValue(argument, objects) ⇒ Object

If the clause is a param or return value, decode the name and datatype



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# File 'lib/phari_doc_gen/fileHandler.rb', line 479

def dataValue(argument, objects)
    args = []
    while argument.include? ','
      raise ArgumentError, 'Unexpected ","' unless hasSomething?(argument)
      args << argument.slice(0, argument.index(','))
      argument = argument.slice(argument.index(',') + 1, argument.length - argument.index(','))
      argument = clear(argument)
    end
    argument = clear(argument)
    args << argument
    args.each do |arg|
      if arg.include? "\s"
          notNull = true
          isObject = false
          isCollection = false
          isChild = false
          name = arg.slice(0, arg.index("\s"))
          if name.end_with?('?')
            notNull = false
            name = name.slice(0, name.index('?'))
          end
          type = arg.slice(arg.index("\s") + 1, arg.size - 2)
          if type.include? "\s"
            example = type.slice(type.index("\s")+1, type.size-1-type.index("\s"))
            type = type.slice(0, type.index("\s"))
          end
          type = type.slice(0, type.size-1) if type.end_with?("\s") || type.end_with?("\n")
          isObject = type.downcase == "object"
          isCollection = type.downcase == "array"
          # Inserting attributes inside objects
          if name.include?(">")
            isChild = true
            path = []
            while name.include?(">")
              prefix = name.slice(0, name.index(">"))
              name = name.slice(name.index(">")+1, name.size-(name.index(">")+1))
              path << prefix
            end
            fatherObject = nil
            children = objects
            path.each do |object|
              if (fatherObject.nil? || fatherObject.isObject)
                raise ArgumentError, "Object #{object} does not exists!" unless children.has_key?(object) && (children["#{object}"].isObject || children["#{object}"].isCollection)
                fatherObject = children["#{object}"]
              elsif (fatherObject.isCollection)
                raise ArgumentError, "Object #{object} is not a position of #{fatherObject.name}!" unless (children["content"].isObject || children["content"].isCollection)
                fatherObject = children["content"]
              end
              children = fatherObject.childAttributes
            end
          end
          data = MethodParam.new(name, type, notNull, isObject, isCollection, isChild, example)
          fatherObject.addField data unless (fatherObject.nil? || fatherObject.isCollection)
          fatherObject.setContent data unless (fatherObject.nil? || fatherObject.isObject)
          # Return the data
          objects["#{data.name}"] = data unless data.isChild
      elsif arg.include? "nil"
          data = MethodParam.new('', 'nil', false, false, false, false, nil)
          objects["#{data.name}"] = data unless data.isChild
      else
          # If any information is missing or incorrect, raises an Argument Error
          raise ArgumentError.new("Syntax error: #{arg} is no data")
      end
    end
end

#decodeArgument(line) ⇒ Object

Decode which clause is on a given line, and which arguments

Raises:

  • (ArgumentError) 


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# File 'lib/phari_doc_gen/fileHandler.rb', line 432

def decodeArgument(line)
    args = []
    initialIndex = line.index('@') + 1
    sentence = line.slice(initialIndex, line.length - initialIndex)
    # Raises an Argument Error if some error is found
    raise ArgumentError.new("Sytanx error: expected 2 arguments (none given)") unless hasSomething?(sentence)
    raise ArgumentError.new("Sytanx error: expected 2 arguments (one given)") unless sentence.include?("\s")
    finalIndex = line.index("\s", line.index('@'))
    length = finalIndex - initialIndex
    keyword = line.slice(initialIndex, length)
    argument = line.slice(finalIndex + 1, line.size - finalIndex)
    raise ArgumentError.new("Sytanx error: expected 2 arguments (one given)") unless hasSomething?(argument)
    args << keyword
    args << argument
    # Return array with clause and arguments
    args
end

#decodeDescription(line) ⇒ Object

Decode the text from a description clause



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# File 'lib/phari_doc_gen/fileHandler.rb', line 546

def decodeDescription(line)
    initialIndex = line.index('*') + 3
    length = line.size - initialIndex
    description = line.slice(initialIndex, length)
    # Return the description text
    description
end

#gem_libdir ⇒ Object 



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# File 'lib/phari_doc_gen/fileHandler.rb', line 619

def gem_libdir
  t = ["#{File.dirname(File.expand_path($0))}/../lib/#{Meta::NAME}",
       "#{Gem.dir}/gems/#{Meta::NAME}-#{Meta::VERSION}/lib/#{Meta::NAME}"]
  t.each {|i| return i if File.readable?(i) }
  raise "both paths are invalid: #{t}"
end

#hasBetween?(line, stringA, stringB) ⇒ Boolean

Verify if line contains markdown syntax like bold

Returns:

  • (Boolean) 


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# File 'lib/phari_doc_gen/fileHandler.rb', line 141

def hasBetween?(line, stringA, stringB)
    if line.include?(stringA)
        initial = line.index(stringA)
        len = line.length - initial
        lineSlice = line.slice(initial, len)
        return true if lineSlice.include?(stringB)
    end
    false
end

#hasDescription?(line, lineIndex, fileName) ⇒ Boolean

The ** description clause has his own method seen that it has different syntax

Returns:

  • (Boolean) 


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# File 'lib/phari_doc_gen/fileHandler.rb', line 408

def hasDescription?(line, lineIndex, fileName)
    if (line.include? '#') && (line.include? '**')
      for i in 0..line.index('#')-1
          if line[i].match(/^[[:alpha:]]$/)
            return false
          end
      end
      for i in line.index('#')+1..line.index('**')-1
          if line[i].match(/^[[:alpha:]]$/)
            lineText = line.slice(line.index('#'), line.index("\n") - line.index('#'))
            # A warning informing file and line is sent if a possible error is found
            puts "Warning: in #{fileName}:#{lineIndex}: #{lineText} is not a description"
            return false
          end
      end
      # Return true if it has description clause
      true
    else
        # And false if it don't
        false
    end
end

#hasKeyword?(line, lineIndex, fileName) ⇒ Boolean

Verify if a given line has any clause

Returns:

  • (Boolean) 


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# File 'lib/phari_doc_gen/fileHandler.rb', line 384

def hasKeyword?(line, lineIndex, fileName)
    if (line.include? '#') && (line.include? '@')
        for i in 0..line.index('#')-1
            if line[i].match(/^[[:alpha:]]$/)
              return false
            end
        end
        for i in line.index('#')+1..line.index('@')-1
            if line[i].match(/^[[:alpha:]]$/)
              lineText = line.slice(line.index('#'), line.index("\n") - line.index('#'))
              # A warning informing file and line is sent if a possible error is found
              puts "Warning: in #{fileName}:#{lineIndex}: #{lineText} is not a keyword"
              return false
            end
        end
        # Return true if it does
        true
    else
        # And false if it don't
        false
    end
end

#hasSomething?(line) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/phari_doc_gen/fileHandler.rb', line 450

def hasSomething?(line)
    for i in 0..line.length-1
        if line[i].match(/^[[:alpha:]]$/)
          return true
        end
    end
    false
end

#higlightText(line) ⇒ Object

Convert bold markdown to bold HTML



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# File 'lib/phari_doc_gen/fileHandler.rb', line 152

def higlightText(line)
    initialIndex = line.index('**') + 2
    finalIndex = line.index('**', initialIndex)
    initialString = line.slice(0, initialIndex - 2)
    higlightedString = line.slice(initialIndex, finalIndex - initialIndex)
    finalString = line.slice(finalIndex + 2, line.length - finalIndex + 2)
    line = initialString + '<b>' + higlightedString + '</b>' + finalString
    line
end

#italicText(line) ⇒ Object

Convert italic markdown to italic HTML



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# File 'lib/phari_doc_gen/fileHandler.rb', line 163

def italicText(line)
    initialIndex = line.index('*') + 1
    finalIndex = line.index('*', initialIndex)
    initialString = line.slice(0, initialIndex - 1)
    higlightedString = line.slice(initialIndex, finalIndex - initialIndex)
    finalString = line.slice(finalIndex + 1, line.length - finalIndex + 1)
    line = initialString + '<i>' + higlightedString + '</i>' + finalString
    line
end

#linkText(line) ⇒ Object

Convert [www.someaddress.com](text) markdown to <a href=“www.someaddress.com”>text</a> HTML



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# File 'lib/phari_doc_gen/fileHandler.rb', line 174

def linkText(line)
    if line.include?(' [') && line.include?('](')
        initialContentIndex = line.index('[') + 1
        finalContentIndex = line.index(']', initialContentIndex)
        initialLinkIndex = line.index('](') + 2
        finalLinkIndex = line.index(')', initialLinkIndex)
        initialString = line.slice(0, initialContentIndex - 1)
        contentString = line.slice(initialContentIndex, finalContentIndex - initialContentIndex)
        linkString = line.slice(initialLinkIndex, finalLinkIndex - initialLinkIndex)
        finalString = line.slice(finalLinkIndex + 1, line.length - finalLinkIndex + 1)
        line = initialString + '<a href="' + linkString + '">' + contentString + '</a>' + finalString
    end
    line
end

#nameFormat(name) ⇒ Object 



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# File 'lib/phari_doc_gen/fileHandler.rb', line 83

def nameFormat(name)
    name = name.capitalize
    name = name.slice(0, name.length-1) if name.end_with?('/')
    while name.include?("/")
      name = name.slice(name.index("/")+1, name.length - name.index("/"))
      name = name.capitalize
    end
    while name.include?("_")
        prefix = name.slice(0, name.index("_"))
        sulfix = name.slice(name.index("_")+1, name.length - name.index("_"))
        name = "#{prefix.capitalize} #{sulfix.capitalize}"
    end
    while name.include?("-")
        prefix = name.slice(0, name.index("-"))
        sulfix = name.slice(name.index("-")+1, name.length - name.index("-"))
        name = "#{prefix.capitalize} #{sulfix.capitalize}"
    end
    name
end

#packageExistis?(packageName) ⇒ Boolean

Reading files Find a folder with the project name

Returns:

  • (Boolean) 


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# File 'lib/phari_doc_gen/fileHandler.rb', line 18

def packageExistis?(packageName)
    packageName += '/' unless packageName.end_with?('/')
    if Dir.exists?(packageName)
        # Return the folder path if found
        return packageName
    else
        # Exit if not found
        puts 'Aborting: package not found'
        exit
    end
end

#readFiles(path) ⇒ Object

Read models, helpers and controllers



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# File 'lib/phari_doc_gen/fileHandler.rb', line 49

def readFiles(path)
    models = []
    # Find each model, helper and controller
    Dir.glob(path + 'models/*.rb') do |file|
        filename = file.to_s
        inputFile = File.new(filename)
        modelFile = File.new(filename, 'r')
        modelname = File.basename(inputFile, '.rb')
        helpername = path + 'app/helpers/' + modelname + '_helper.rb'
        controllername = path + 'app/controllers/' + modelname + '.rb'
        modelname = nameFormat(modelname)
        # Call the necessary methods for each helper, model and controller
        relations = readRelations(modelFile, modelname, filename)
        modelFile.close
        if File.exist?(helpername)
            modelHelper = File.new(helpername, 'r')
            methods = readMethods(modelHelper, helpername)
            modelHelper.close
        end
        if File.exist?(controllername)
            modelController = File.new(controllername, 'r')
            routes = readRoutes(modelController, controllername)
            modelController.close
        end
        currentModel = Modelo.new(modelname, methods, routes, relations)
        models << currentModel
        methods = nil
        routes = nil
        relations = nil
    end
    # Return models
    models
end

#readMethods(helper, helpername) ⇒ Object

Read all methods from a helper file; helper = file, helpername = file path



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# File 'lib/phari_doc_gen/fileHandler.rb', line 229

def readMethods(helper, helpername)
    lineIndex = 0
    tipo = ''
    nome = ''
    descricao = ''
    inputs = {}
    outputs = {}
    methods = []
    toSent = true
    arr = IO.readlines(helper)
    # Read each line from helper
    arr.each do |line|
      lineIndex += 1
      begin
        # Verify if it has a clause
        if hasKeyword?(line, lineIndex, helpername)
            # If it does, identify which clause it is
            arg = decodeArgument(line)
            keyword = arg[0]
            argument = arg[1]
            # Execute clause
            case keyword
            when 'methods'
                if nome != ''
                    methods << Metodo.new(nome, tipo, inputs, outputs, descricao)
                    inputs = {}
                    outputs = {}
                    toSent = false
                end
                tipo = argument
            when 'name'
                if nome != '' && toSent
                    methods << Metodo.new(nome, tipo, inputs, outputs, descricao)
                    inputs = {}
                    outputs = {}
                else
                    toSent = true
                end
                nome = argument
            when 'param'
                data = dataValue(argument, inputs)
            when 'return'
                data = dataValue(argument, outputs)
            else
                # If a possible syntax error is found, a warning is sent informing file and linne
                puts "Warning: in #{helpername}:#{lineIndex}: #{keyword} is not a keyword" if keyword != 'namespace'
            end
        end
        descricao = decodeDescription(line) if hasDescription?(line, lineIndex, helpername)
      rescue ArgumentError => e
          # If a syntax error is found, it raises an Argument Error informing the file and line
          puts "Warning: #{helpername}:#{lineIndex}: in #{nome} " + e.message
      end
    end
    methods << Metodo.new(nome, tipo, inputs, outputs, descricao)
    # Return a methods array
    methods
end

#readProject(path) ⇒ Object

Read the ‘README.md’ file and generate descriprion



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# File 'lib/phari_doc_gen/fileHandler.rb', line 31

def readProject(path)
    projectDescription = ''
    if File.exists?(path + 'README.md')
        readme = File.new(path + 'README.md')
        projectDescription = readProjectDescription(readme)
        readme.close
        projectDescription
    elsif File.exists?(path + 'readme.md')
        readme = File.new(path + 'readme.md')
        projectDescription = readProjectDescription(readme)
        readme.close
        projectDescription
    else
      puts 'Warning: No readme.md file found.'
    end
end

#readProjectDescription(readme) ⇒ Object

Generate project descriprion based on ‘README.md’



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# File 'lib/phari_doc_gen/fileHandler.rb', line 106

def readProjectDescription(readme)
    isCode = false
    @projectDescription = ''
    arr = IO.readlines(readme)
    # Read each line from the README
    arr.each do |line|
        # Read markdown syntax and trasform into HTML tags
        next if line.start_with?('# ') || line.start_with?('#!shell')
        line = '<h1>' + line.slice(2, line.length - 2) + '</h1>' if line.start_with?('# ')
        line = '<h2>' + line.slice(3, line.length - 3) + '</h2>' if line.start_with?('## ')
        line = '<h3>' + line.slice(4, line.length - 4) + '</h3>' if line.start_with?('### ')
        line = '<h4>' + line.slice(5, line.length - 5) + '</h4>' if line.start_with?('#### ')
        line = '<h5>' + line.slice(6, line.length - 6) + '</h5>' if line.start_with?('##### ')
        line = '<li>' + line.slice(2, line.length - 2) + '</li>' if line.start_with?('* ')
        line = higlightText(line) while hasBetween?(line, '**', '**')
        line = italicText(line) while hasBetween?(line, '*', '*')
        if line.include?('```')
            if isCode
                line = '</code><br><br>'
                isCode = false
            else
                line = '<br><br><code>'
                isCode = true
            end
        end
        while line.include?(' [') && line.include?('](')
            line = linkText(line)
        end
        @projectDescription += line
    end
    # Return the HTML formated lines
    @projectDescription
end

#readRelations(modelFile, modelname, modelPath) ⇒ Object

Read relations from model file



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# File 'lib/phari_doc_gen/fileHandler.rb', line 190

def readRelations(modelFile, modelname, modelPath)
    lineIndex = 0
    relations = []
    begin
        arr = IO.readlines(modelFile)
        # Read each line from model
        arr.each do |line|
            lineIndex += 1
            # Verify presence of any clause
            if hasKeyword?(line, lineIndex, modelname)
                # If it does, identify which clause it is
                arg = decodeArgument(line)
                keyword = arg[0]
                argument = arg[1]
                # Execute clause
                case keyword
                when 'belongs_to'
                  relation = modelname + ' belongs to ' + argument
                  relations << relation
                when 'has_one'
                    relation = modelname + ' has one ' + argument
                    relations << relation
                when 'has_many'
                    relation = modelname + ' has many ' + argument.pluralize
                    relations << relation
                when 'has_and_belongs_to_many'
                    relation = modelname + ' has and belongs to many ' + argument.pluralize
                    relations << relation
                end
            end
        end
    rescue ArgumentError => e
        # If a syntax error is found, it raises an Argument Error informing the file and line
        puts "Warning: #{modelPath}:#{lineIndex} " + e.message
    end
    relations
end

#readRoutes(controller, controllername) ⇒ Object

Read all routes from a controller file; controller = file, controllername = file path



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# File 'lib/phari_doc_gen/fileHandler.rb', line 289

def readRoutes(controller, controllername)
    lineIndex = 0
    tipo = ''
    requisicao = ''
    dataInput = ''
    nome = ''
    inputs = {}
    outputs = {}
    routes = []
    toSent = true
    arr = IO.readlines(controller)
    # Read each line from controller
    arr.each do |line|
      begin
        lineIndex += 1
        # Skip to next line if no clause is found
        next unless hasKeyword?(line, lineIndex, controllername)
        # If it has any clause, identify which one it is
        arg = decodeArgument(line)
        keyword = arg[0]
        argument = arg[1]
        case keyword
        # Then execute clause
        when 'route'
            if nome != ''
                routes << Rota.new(nome, tipo, requisicao, dataInput, inputs, outputs)
                inputs = {}
                outputs = {}
                toSent = false
            end
            tipo = argument
        when 'POST'
            if nome != '' && toSent
                routes << Rota.new(nome, tipo, requisicao, dataInput, inputs, outputs)
                inputs = {}
                outputs = {}
            else
                toSent = true
            end
            requisicao = keyword
            dataInput = argument
        when 'GET'
            if nome != '' && toSent
                routes << Rota.new(nome, tipo, requisicao, dataInput, inputs, outputs)
                inputs = {}
                outputs = {}
            else
                toSent = true
            end
            requisicao = keyword
            dataInput = argument
        when 'PUT'
            if nome != '' && toSent
                routes << Rota.new(nome, tipo, requisicao, dataInput, inputs, outputs)
                inputs = {}
                outputs = {}
            else
                toSent = true
            end
            requisicao = keyword
            dataInput = argument
        when 'DELETE'
            if nome != '' && toSent
                routes << Rota.new(nome, tipo, requisicao, dataInput, inputs, outputs)
                inputs = {}
                outputs = {}
            else
                toSent = true
            end
            requisicao = keyword
            dataInput = argument
        when 'name'
            nome = argument
        when 'param'
            data = dataValue(argument, inputs)
        when 'return'
            data = dataValue(argument, outputs)
        else
            # If a possible syntax error is found, a warning is sent informing file and linne
            # (Here in the namespace comparison, i'm doing a little mcgyver)
            puts "Warning: in #{controllername}:#{lineIndex}: #{keyword} is not a keyword" if keyword != 'namespace'
        end
      rescue ArgumentError => e
          # If a syntax error is found, it raises an Argument Error informing the file and line
          puts "Warning: #{controllername}:#{lineIndex}: in #{nome} " + e.message
      end
    end
    routes << Rota.new(nome, tipo, requisicao, dataInput, inputs, outputs)
    # Return a routes array
    routes
end

#writeCSS(file) ⇒ Object

Write the css content



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# File 'lib/phari_doc_gen/fileHandler.rb', line 578

def writeCSS(file)
  css_file = gem_libdir+'/templates/style.css'
  file.write(File.read(css_file))
end

#writeFiles(models, projectName, projectDescription, path) ⇒ Object

File writing



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# File 'lib/phari_doc_gen/fileHandler.rb', line 555

def writeFiles(models, projectName, projectDescription, path)
    outputFolder = path + "#{projectName}_PhariDoc/"
    FileUtils.mkdir_p(outputFolder)
    # Create the css/master.css file, which is default for any project
    FileUtils.mkdir_p(outputFolder + 'css/')
    css = File.open(outputFolder + 'css/master.css', 'w')
    writeCSS(css)
    css.close
    # Write the project main page
    projectHTML = File.open(outputFolder + 'project.html', 'w')
    writeProjectPage(projectName, projectHTML, models, projectDescription)
    projectHTML.close
    # Write each model's page
    FileUtils.mkdir_p(outputFolder + 'models/')
    models.each do |model|
        name = model.name.downcase
        modelHTML = File.open(outputFolder + "models/#{name}.html", 'w')
        writeModelPage(modelHTML, model, projectName)
        modelHTML.close
    end
end

#writeModelPage(file, model, project) ⇒ Object

Write a model HTML page content



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# File 'lib/phari_doc_gen/fileHandler.rb', line 601

def writeModelPage(file, model, project)
  variables = {
    name: model.name,
    relations: model.relations,
    methods: model.methods,
    routes: model.routes,
    model: model,
    project: project
  }
  erb_file = gem_libdir+'/templates/model.html.erb'
  erb_str = File.read(erb_file)
  # renderer = ERB.new(erb_str)
  renderer = Erubis::Eruby.new(erb_str)
  # result = renderer.result_with_hash(variables)
  result = renderer.result(variables)
  file.write(result)
end

#writeProjectPage(project, file, models, description) ⇒ Object

Write the main project HTML content



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# File 'lib/phari_doc_gen/fileHandler.rb', line 584

def writeProjectPage(project, file, models, description)
  variables = {
    project: project,
    file: file,
    models: models,
    description: description
  }
  erb_file = gem_libdir+'/templates/project.html.erb'
  erb_str = File.read(erb_file)
  # renderer = ERB.new(erb_str)
  renderer = Erubis::Eruby.new(erb_str)
  # result = renderer.result_with_hash(variables)
  result = renderer.result(variables)
  file.write(result)
end