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| /**
* @overview Ablaufplan-File Lib
* @module ablauf
* @author Dominik Sigmund
* @version 1.0
* @description Gets Json from and json to Ablaufplan-files
* @memberof lib-songbeamer
*/
/** Get Json from a string
* @param {string} data - String as delivered by fs.readFile
* @param {ablauf~jsonCallback} callback - A Callback with an error or the Json
* @returns Nothing
* */
const regex = /item\s.*\s*Caption\s[=]\s(.*)\s.*\s*Color\s[=]\s(.*)\s.*(?:\s*FileName\s[=]\s(.*)\s.*)?/gm
exports.toJSON = function (data, callback) {
var json = []
let m
while ((m = regex.exec(data)) !== null) {
var item = {}
item.filename = '' // Set as empty, it is optional
Iif (m.index === regex.lastIndex) {
regex.lastIndex++
}
m.forEach((match, groupIndex) => {
switch (groupIndex) {
case 0: // item
break
case 1: // Caption
item.caption = clean(match)
break
case 2: // Color
item.color = color2Hex(match)
break
case 3: // (optional) Filename
item.filename = clean(match)
break
default: callback(new Error('Should not happen: groupIndex=' + groupIndex + ', match=' + match))
}
})
item.type = getType(item.caption, item.filename)
json.push(item)
}
callback(null, json)
}
/** Write Json to a File String
* @param {object} json - String as delivered by fs.readFile
* @param {ablauf~stringCallback} callback - A Callback with an error or the String as delivered to fs.writeFile
* @returns Nothing
* */
exports.toFile = function (items, callback) {
var file = 'object AblaufPlanItems: TAblaufPlanItems\r\n items = <\r\n'
for (let index = 0; index < items.length; index++) {
const item = items[index]
file += ' item\r\n'
file += ' Caption = \'' + item.caption + '\'\r\n'
file += ' Color = ' + hex2Color(item.color) + '\r\n'
if (item.filename !== '') {
file += ' FileName = \'' + item.filename + '\'\r\n'
}
if (index === items.length - 1) { // last item
file += ' end>\r\n'
} else {
file += ' end\r\n'
}
}
file += 'end'
callback(null, file)
}
/** Removes Strange Symbols from the Text for a better json
* @param {string} text - A Bite of Text
* @returns {String} - A cleaner bit of Text
* */
function clean (text) {
if (typeof text !== 'undefined') {
text = text.replace(/'/g, '')
return text
} else {
return ''
}
}
/** Takes Color Information and returns a css-hex-representation
* @param {string} color - Some weird color (string, windows decimal, ...)
* @returns {string} - A clean hex-rep
* */
function color2Hex (color) {
Iif (color.startsWith('cl')) { // color starts with cl
var colortext = color.replace('cl', '').toLowerCase()
return colourNameToHex(colortext)
} else { // windows dec color
// converts to a integer
var intnumber = color - 0
// isolate the colors - really not necessary
var red, green, blue
// needed since toString does not zero fill on left
var template = '#000000'
// in the MS Windows world RGB colors
// are 0xBBGGRR because of the way Intel chips store bytes
red = (intnumber & 0x0000ff) << 16
green = intnumber & 0x00ff00
blue = (intnumber & 0xff0000) >>> 16
// mask out each color and reverse the order
intnumber = red | green | blue
// toString converts a number to a hexstring
var HTMLcolor = intnumber.toString(16)
// template adds # for standard HTML #RRGGBB
HTMLcolor = template.substring(0, 7 - HTMLcolor.length) + HTMLcolor
return HTMLcolor
}
}
/** Takes a Hex-Color and makes a windows-decimal-color out of it.
* @param {string} hex - A Hex Color
* @returns {string} - Windows Decimal Color
* */
function hex2Color (hex) {
var intnumber = parseInt(hex.replace('#', ''), 16)
var blue = (intnumber & 0x0000ff) << 16
var green = intnumber & 0x00ff00
var red = (intnumber & 0xff0000) >>> 16
// mask out each color and reverse the order
intnumber = blue | green | red
return intnumber
}
/** Guesses the Type of the Item
* @param {string} caption - The Caption of the item
* @param {string} filename - The Filename of the item
* @returns {string} - Type, may be: song, video, powerpoint, sermon, unknown
* */
function getType (caption, filename) {
Eif (typeof filename !== 'undefined') {
var p = filename.split('.')
var suffix = p[p.length - 1].trim()
switch (suffix) {
case 'sng': return 'song'
case 'mp4': return 'video'
case 'ppt':
case 'pptx': return 'powerpoint'
default: return 'unknown'
}
} else {
if (caption.indexOf('Predigt') >= 0) {
return 'sermon'
}
// TODO: parse caption
return 'unknown'
}
}
/** Takes a cssColor-Name and returns the hex-value or an empty string
* @param {string} colour - A ColourName
* @returns {string} - A Hex-Color or an empty String
* */
function colourNameToHex (colour) {
var colours = {'aliceblue': '#f0f8ff',
'antiquewhite': '#faebd7',
'aqua': '#00ffff',
'aquamarine': '#7fffd4',
'azure': '#f0ffff',
'beige': '#f5f5dc',
'bisque': '#ffe4c4',
'black': '#000000',
'blanchedalmond': '#ffebcd',
'blue': '#0000ff',
'blueviolet': '#8a2be2',
'brown': '#a52a2a',
'burlywood': '#deb887',
'cadetblue': '#5f9ea0',
'chartreuse': '#7fff00',
'chocolate': '#d2691e',
'coral': '#ff7f50',
'cornflowerblue': '#6495ed',
'cornsilk': '#fff8dc',
'crimson': '#dc143c',
'cyan': '#00ffff',
'darkblue': '#00008b',
'darkcyan': '#008b8b',
'darkgoldenrod': '#b8860b',
'darkgray': '#a9a9a9',
'darkgreen': '#006400',
'darkkhaki': '#bdb76b',
'darkmagenta': '#8b008b',
'darkolivegreen': '#556b2f',
'darkorange': '#ff8c00',
'darkorchid': '#9932cc',
'darkred': '#8b0000',
'darksalmon': '#e9967a',
'darkseagreen': '#8fbc8f',
'darkslateblue': '#483d8b',
'darkslategray': '#2f4f4f',
'darkturquoise': '#00ced1',
'darkviolet': '#9400d3',
'deeppink': '#ff1493',
'deepskyblue': '#00bfff',
'dimgray': '#696969',
'dodgerblue': '#1e90ff',
'firebrick': '#b22222',
'floralwhite': '#fffaf0',
'forestgreen': '#228b22',
'fuchsia': '#ff00ff',
'gainsboro': '#dcdcdc',
'ghostwhite': '#f8f8ff',
'gold': '#ffd700',
'goldenrod': '#daa520',
'gray': '#808080',
'green': '#008000',
'greenyellow': '#adff2f',
'honeydew': '#f0fff0',
'hotpink': '#ff69b4',
'indianred ': '#cd5c5c',
'indigo': '#4b0082',
'ivory': '#fffff0',
'khaki': '#f0e68c',
'lavender': '#e6e6fa',
'lavenderblush': '#fff0f5',
'lawngreen': '#7cfc00',
'lemonchiffon': '#fffacd',
'lightblue': '#add8e6',
'lightcoral': '#f08080',
'lightcyan': '#e0ffff',
'lightgoldenrodyellow': '#fafad2',
'lightgrey': '#d3d3d3',
'lightgreen': '#90ee90',
'lightpink': '#ffb6c1',
'lightsalmon': '#ffa07a',
'lightseagreen': '#20b2aa',
'lightskyblue': '#87cefa',
'lightslategray': '#778899',
'lightsteelblue': '#b0c4de',
'lightyellow': '#ffffe0',
'lime': '#00ff00',
'limegreen': '#32cd32',
'linen': '#faf0e6',
'magenta': '#ff00ff',
'maroon': '#800000',
'mediumaquamarine': '#66cdaa',
'mediumblue': '#0000cd',
'mediumorchid': '#ba55d3',
'mediumpurple': '#9370d8',
'mediumseagreen': '#3cb371',
'mediumslateblue': '#7b68ee',
'mediumspringgreen': '#00fa9a',
'mediumturquoise': '#48d1cc',
'mediumvioletred': '#c71585',
'midnightblue': '#191970',
'mintcream': '#f5fffa',
'mistyrose': '#ffe4e1',
'moccasin': '#ffe4b5',
'navajowhite': '#ffdead',
'navy': '#000080',
'oldlace': '#fdf5e6',
'olive': '#808000',
'olivedrab': '#6b8e23',
'orange': '#ffa500',
'orangered': '#ff4500',
'orchid': '#da70d6',
'palegoldenrod': '#eee8aa',
'palegreen': '#98fb98',
'paleturquoise': '#afeeee',
'palevioletred': '#d87093',
'papayawhip': '#ffefd5',
'peachpuff': '#ffdab9',
'peru': '#cd853f',
'pink': '#ffc0cb',
'plum': '#dda0dd',
'powderblue': '#b0e0e6',
'purple': '#800080',
'rebeccapurple': '#663399',
'red': '#ff0000',
'rosybrown': '#bc8f8f',
'royalblue': '#4169e1',
'saddlebrown': '#8b4513',
'salmon': '#fa8072',
'sandybrown': '#f4a460',
'seagreen': '#2e8b57',
'seashell': '#fff5ee',
'sienna': '#a0522d',
'silver': '#c0c0c0',
'skyblue': '#87ceeb',
'slateblue': '#6a5acd',
'slategray': '#708090',
'snow': '#fffafa',
'springgreen': '#00ff7f',
'steelblue': '#4682b4',
'tan': '#d2b48c',
'teal': '#008080',
'thistle': '#d8bfd8',
'tomato': '#ff6347',
'turquoise': '#40e0d0',
'violet': '#ee82ee',
'wheat': '#f5deb3',
'white': '#ffffff',
'whitesmoke': '#f5f5f5',
'yellow': '#ffff00',
'yellowgreen': '#9acd32'}
if (typeof colours[colour.toLowerCase()] !== 'undefined') {
return colours[colour.toLowerCase()]
} else {
return ''
}
}
/**
* This callback is displayed as part of the ablauf class.
* @callback ablauf~jsonCallback
* @param {object} Error or null
* @param {object.status} Number of Error (Uses HTTP-Status)
* @param {object.message} Custom Error Message
* @param {object} Json - The JSON. See Schema
*/
/**
* This callback is displayed as part of the ablauf class.
* @callback ablauf~stringCallback
* @param {object} Error or null
* @param {object.status} Number of Error (Uses HTTP-Status)
* @param {object.message} Custom Error Message
* @param {object} String - The String, as in the file
*/
|