Class: WirisPlugin::CasImpl

Inherits:
Object
  • Object
show all
Extended by:
CasInterface
Includes:
Wiris
Defined in:
lib/com/wiris/plugin/impl/CasImpl.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from CasInterface

Cas

Constructor Details

#initialize(plugin) ⇒ CasImpl

Returns a new instance of CasImpl.



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 13

def initialize(plugin)
    super()
    self.plugin = plugin
end

Instance Attribute Details

#plugin ⇒ Object

Returns the value of attribute plugin.



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 12

def plugin
  @plugin
end

Class Method Details

.decodeBase64(imageParameter) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 141

def self.decodeBase64(imageParameter)
    b = Base64.new()
    dataDecoded = b::decodeBytes(Bytes::ofString(imageParameter))
    return dataDecoded
end

Instance Method Details

#cas(mode, language) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 47

def cas(mode, language)
    output = StringBuf.new()
    output::add("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">")
    config = self.plugin::getConfiguration()
    availableLanguages = getAvailableCASLanguages(config::getProperty(ConfigurationKeys::CAS_LANGUAGES,nil))
    if (language == nil) || !availableLanguages::contains_(language)
        language = availableLanguages::_(0)
    end
    if (mode != nil) && (mode == "applet")
        codebase = StringTools::replace(config::getProperty(ConfigurationKeys::CAS_CODEBASE,nil),"%LANG",language)
        archive = StringTools::replace(config::getProperty(ConfigurationKeys::CAS_ARCHIVE,nil),"%LANG",language)
        className = StringTools::replace(config::getProperty(ConfigurationKeys::CAS_CLASS,nil),"%LANG",language)
        output::add(printCAS(codebase,archive,className))
    else 
        output::add(printCASContainer(config,availableLanguages,language))
    end
    return output::toString()
end

#createCasImage(imageParameter) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 32

def createCasImage(imageParameter)
    output = ""
    contextPath = @plugin::getConfiguration()::getProperty(ConfigurationKeys::CONTEXT_PATH,"/")
    if imageParameter != nil
        dataDecoded = CasImpl.decodeBase64(imageParameter)
        digest = Md5::encode(imageParameter)
        store = self.plugin::getStorageAndCache()
        store::storeData(digest,"png",dataDecoded::getData())
        showImagePath = @plugin::getConfiguration()::getProperty(ConfigurationKeys::SHOWCASIMAGE_PATH,nil)
        output += RenderImpl::concatPath(contextPath,showImagePath) + StringTools::urlEncode(digest + ".png").to_s
    else 
        output += RenderImpl::concatPath(contextPath,"core/cas.png")
    end
    return output
end

#getAvailableCASLanguages(languageString) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 65

def getAvailableCASLanguages(languageString)
    langs = Std::split(languageString,",")
    availableLanguages = Array.new()
    iter = langs::iterator()
    while iter::hasNext()
        elem = iter::next()
        elem = StringTools::trim(elem)
        availableLanguages::push(elem)
    end
    if availableLanguages::length() == 0
        availableLanguages = Array.new()
        availableLanguages::push("")
    end
    return availableLanguages
end

#htmlentities(input, entQuotes) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 131

def htmlentities(input, entQuotes)
    returnValue = StringTools::replace(input,"&","&amp;")
    returnValue = StringTools::replace(returnValue,"<","&lt;")
    returnValue = StringTools::replace(returnValue,">","gt;")
    if entQuotes
        returnValue = StringTools::replace(returnValue,"\"","&quot;")
        return returnValue
    end
    return returnValue
end

#printCAS(codebase, archive, className) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 80

def printCAS(codebase, archive, className)
    output = StringBuf.new()
    output::add("<html><head><style type=\"text/css\">/*<!--*/ html, body { height: 100%; } body { overflow: hidden; margin: 0; } applet { height: 100%; width: 100%; } /*-->*/</style></head>")
    output::add("<body><applet id=\"applet\" alt=\"WIRIS CAS\" codebase=\"")
    output::add(htmlentities(codebase,true))
    output::add("\" archive=\"")
    output::add(htmlentities(archive,true))
    output::add("\" code=\"")
    output::add(htmlentities(className,true))
    output::add("\"><p>You need JAVA&reg; to use WIRIS tools.<br />FREE download from <a target=\"_blank\" href=\"http://www.java.com\">www.java.com</a></p></applet></body></html>")
    return output::toString()
end

#printCASContainer(config, availableLanguages, lang) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 92

def printCASContainer(config, availableLanguages, lang)
    output = StringBuf.new()
    output::add("<html><head><meta http-equiv=\"content-type\" content=\"text/html; charset=UTF-8\"/><script>")
    output::add("var lang =\'")
    output::add(lang)
    output::add("/strings.js\';")
    output::add(" ")
    output::add(" var scriptsrc =  window.opener.path + \'/lang/\' + lang;")
    output::add(" var script = document.createElement(\'script\'); ")
    output::add(" script.src = scriptsrc;")
    output::add(" document.head.appendChild(script);")
    output::add("</script><script>")
    output::add("var scriptsrc = window.opener.path + \'/core/cas.js\'; ")
    output::add(" var script = document.createElement(\'script\'); ")
    output::add(" script.src = scriptsrc;")
    output::add(" document.head.appendChild(script);")
    output::add("</script>")
    output::add("<title>WIRIS CAS</title><style type=\"text/css\">")
    output::add("/*<!--*/ html, body, #optionForm { height: 100%; } body { overflow: hidden; margin: 0; } #controls { width: 100%; } /*-->*/</style></head>")
    output::add("<body><form id=\"optionForm\"><div id=\"appletContainer\"></div><table id=\"controls\"><tr><td>Width</td><td><input name=\"width\" type=\"text\" value=\"")
    output::add(config::getProperty(ConfigurationKeys::CAS_WIDTH,nil))
    output::add("\"/></td><td><input name=\"executeonload\" type=\"checkbox\"/> Calculate on load")
    output::add("</td><td><input name=\"toolbar\" type=\"checkbox\" checked /> Show toolbar</td><td>Language <select id=\"languageList\">")
    for i in 0..availableLanguages::length() - 1
        language = htmlentities(availableLanguages::_(i),true)
        output::add("<option value=\"")
        output::add(language)
        output::add("\">")
        output::add(language)
        output::add("</option>")
        i+=1
    end
    output::add("</select></td></tr><tr><td>Height</td><td><input name=\"height\" type=\"text\" value=\"")
    output::add(config::getProperty(ConfigurationKeys::CAS_HEIGHT,nil))
    output::add("\"/></td><td><input name=\"focusonload\" type=\"checkbox\"/> Focus on load</td><td><input name=\"level\" type=\"checkbox\"/>")
    output::add("Elementary mode</td><td></td></tr><tr><td colspan=\"5\"><input id=\"submit\" value=\"Accept\" type=\"button\"/>")
    output::add("<input id=\"cancel\" value=\"Cancel\" type=\"button\"/></td></tr></table></form></body></html>")
    return output::toString()
end

#showCasImage(f, provider) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/CasImpl.rb', line 17

def showCasImage(f, provider)
    formula = f
    if formula::endsWith(".png")
        formula = Std::substr(formula,0,formula::length() - 4)
    end
    store = self.plugin::getStorageAndCache()
    data = store::retreiveData(formula,"png")
    if data == nil
        data = Storage::newResourceStorage("cas.png")::readBinary()
        if data == nil
            raise Exception,"Missing resource cas.png"
        end
    end
    return data
end