GM_config

GreaseMonkey Script Configurator

This script should not be not be installed directly. It is a library for other scripts to include with the meta directive // @require https://update.greasyfork.org/scripts/1884/4836/GM_config.js

// ==UserScript==
// @name           GM_config
// @namespace      http://userscripts.org/users/23652
// @description    GreaseMonkey Script Configurator
// @include        http://*
// @include        https://*
// @include        file:*
// @copyright      JoeSimmons & Sizzlemctwizzle & IzzySoft
// @version        1.2.57
// @license        LGPL version 3 or any later version; http://www.gnu.org/copyleft/lgpl.html
// ==/UserScript==

/* Instructions ---------------------------------------------------------------------------------------------------

GM_config is cross-browser compatible.

To use it in a Greasemonkey/Tampermonkey/Violentmonkey script, you can just @require it.

If you can't @require it, you will need to manually include the code at the beginning of your user script.

In non-Greasemonkey, stored settings will only be accessible on the same domain in which they were saved.

---------------------------------------------------------------------------------------------------------------- */



/* CHANGELOG --------------------------------------------------------------------------

1.2.57
	- Fixed TypeError with the "options" setting of a "select" field
			The "options" setting needs to be a JSON object, not an array

1.2.56
	- started keeping changelog in source
	- added type "password"
	- fixed error when user doesn't define any sections

------------------------------------------------------------------------------------- */



var GM_config = {
 storage: 'GM_config',
 init: function() {
        // loop through GM_config.init() arguments
	for(var i=0,l=arguments.length,arg; i<l; ++i) {
		arg=arguments[i];
		switch(typeof arg) {
            case 'object': for(var j in arg) { // could be a callback functions or settings object
							switch(j) {
							case "open": GM_config.onOpen=arg[j]; delete arg[j]; break; // called when frame is gone
							case "close": GM_config.onClose=arg[j]; delete arg[j]; break; // called when settings have been saved
							case "save": GM_config.onSave=arg[j]; delete arg[j]; break; // store the settings objects
							default: var settings = arg;
							}
			} break;
            case 'function': GM_config.onOpen = arg; break; // passing a bare function is set to open
                        // could be custom CSS or the title string
			case 'string': if(arg.indexOf('{') !== -1 && arg.indexOf('}') !== -1) var css = arg;
				else GM_config.title = arg;
				break;
		}
	}
	if(!GM_config.title) GM_config.title = 'Settings - Anonymous Script'; // if title wasn't passed through init()

	// give the script a unique saving ID for non-firefox browsers
	GM_config.storage = GM_config.title.replace(/\W+/g, "").toLowerCase();

	var stored = GM_config.read(); // read the stored settings
	GM_config.passed_values = {};
	for(var i in settings) {
		GM_config.doSettingValue(settings, stored, i, null, false);
		if(settings[i].kids) for(var kid in settings[i].kids) GM_config.doSettingValue(settings, stored, kid, i, true);
	}
	GM_config.values = GM_config.passed_values;
	GM_config.settings = settings;
	if (css) GM_config.css.stylish = css;
 },
 open: function() {
 if(document.evaluate("//iframe[@id='GM_config']",document,null,9,null).singleNodeValue) return;
	// Create frame
	document.body.appendChild((GM_config.frame=GM_config.create('iframe',{id:'GM_config', style:'position: fixed; top: 0; left: 0; opacity: 0; display: none; z-index: 999999; width: 75%; height: 75%; max-height: 95%; max-width: 95%; border:3px ridge #000000; overflow: auto;'})));
        GM_config.frame.src = 'about:blank'; // In WebKit src cant be set until it is added to the page
	GM_config.frame.addEventListener('load', function() {
		var obj = GM_config, doc = this.contentDocument, frameBody = doc.getElementsByTagName('body')[0], create=obj.create, settings=obj.settings, anch, secNo;
		obj.frame.contentDocument.getElementsByTagName('head')[0].appendChild(create('style',{type:'text/css',textContent:obj.css.basic + "\n\n" + obj.css.stylish}));

		// Add header and title
		frameBody.appendChild(create('div', {id:'header',className:'config_header block center', innerHTML:obj.title}));

		// Append elements
		anch = frameBody; // define frame body
		secNo = 0; // anchor to append elements
		for(var i in settings) {
			var type, field = settings[i], value = obj.values[i], section = (field.section ? field.section : ["Main Options"]),
				headerExists = doc.evaluate(".//div[@class='section_header_holder' and starts-with(@id, 'section_')]", frameBody, null, 9, null).singleNodeValue;

			if(typeof field.section !== "undefined" || headerExists === null) {
				anch = frameBody.appendChild(create('div', {className:'section_header_holder', id:'section_'+secNo, kids:new Array(
				  create('a', {className:'section_header center', href:"javascript:void(0);", id:'c_section_kids_'+secNo, textContent:section[0], onclick:function(){GM_config.toggle(this.id.substring(2));}}),
				  create('div', {id:'section_kids_'+secNo, className:'section_kids', style:obj.getValue('section_kids_'+secNo, "")==""?"":"display: none;"})
				)}));
				if(section[1]) anch.appendChild(create('p', {className:'section_desc center',innerHTML:section[1]}));
				secNo++;
			}
			anch.childNodes[1].appendChild(GM_config.addToFrame(field, i, false));
		}

		// Add save and close buttons
		frameBody.appendChild(obj.create('div', {id:'buttons_holder', kids:new Array(
			obj.create('button',{id:'saveBtn',textContent:'Save',title:'Save options and close window',className:'saveclose_buttons',onclick:function(){GM_config.close(true)}}),
			obj.create('button',{id:'cancelBtn', textContent:'Cancel',title:'Close window',className:'saveclose_buttons',onclick:function(){GM_config.close(false)}}),
			obj.create('div', {className:'reset_holder block', kids:new Array(
				obj.create('a',{id:'resetLink',textContent:'Restore to default',href:'#',title:'Restore settings to default configuration',className:'reset',onclick:obj.reset})
		)}))}));

		obj.center(); // Show and center it
		window.addEventListener('resize', obj.center, false); // Center it on resize
		if (obj.onOpen) obj.onOpen(); // Call the open() callback function
		
		// Close frame on window close
		window.addEventListener('beforeunload', function(){GM_config.remove(this);}, false);
	}, false);
 },
 close: function(save) {
	if(save) {
		var type, fields = GM_config.settings, typewhite=/radio|text|hidden|password|checkbox/;
		for(f in fields) {
			var field = GM_config.frame.contentDocument.getElementById('field_'+f), kids=fields[f].kids;
			if(typewhite.test(field.type)) type=field.type;
				else type=field.tagName.toLowerCase();
			GM_config.doSave(f, field, type);
			if(kids) for(var kid in kids) {
			var field = GM_config.frame.contentDocument.getElementById('field_'+kid);
			if(typewhite.test(field.type)) type=field.type;
				else type=field.tagName.toLowerCase();
			GM_config.doSave(kid, field, type, f);
			}
		}
                if(GM_config.onSave) GM_config.onSave(); // Call the save() callback function
                GM_config.save();
	}
	if(GM_config.frame) GM_config.remove(GM_config.frame);
	delete GM_config.frame;
        if(GM_config.onClose) GM_config.onClose(); //  Call the close() callback function
 },
 set: function(name,val) {
	GM_config.values[name] = val;
 },
 get: function(name) {
	return GM_config.values[name];
 },
 isGM: (typeof window.opera === "undefined" && typeof window.chrome === "undefined" && typeof GM_info === "object" && typeof GM_registerMenuCommand === "function"),
 log: function(str) {

	if(this.isGM) return GM_log(str);
		else if(window.opera) return window.opera.postError(str);
		else return console.log(str);

 },
 getValue : function(name, d) {
	var r, def = (typeof d !== "undefined" ? d : "");
	switch(this.isGM === true) {
		case true: r = GM_getValue(name, def); break;
		case false: r = localStorage.getItem(name) || def; break;
	}
	return r;
},
 setValue : function(name, value) {
	switch(this.isGM === true) {
		case true: GM_setValue(name, value); break;
		case false: localStorage.setItem(name, value); break;
	}
 },
  deleteValue : function(name) {
	switch(this.isGM === true) {
		case true: GM_deleteValue(name); break;
		case false: localStorage.removeItem(name); break;
	}
},
 save: function(store, obj) {
    try {
		var val = JSON.stringify(obj || GM_config.values);
		GM_config.setValue((store||GM_config.storage),val);
    } catch(e) {
		GM_config.log("GM_config failed to save settings!\n" + e);
    }
 },
 read: function(store) {
	var val = GM_config.getValue((store || GM_config.storage), '{}');
	switch(typeof val) {
		case "string": var rval = JSON.parse(val); break;
		case "object": var rval = val; break;
		default: var rval = {};
	}
    return rval;
 },
 reset: function(e) {
	e.preventDefault();
	var type, obj = GM_config, fields = obj.settings;
	for(f in fields) {
		var field = obj.frame.contentDocument.getElementById('field_'+f), kids=fields[f].kids;
		if(field.type=='radio'||field.type=='text'||field.type=='checkbox') type=field.type;
		else type=field.tagName.toLowerCase();
		GM_config.doReset(field, type, null, f, null, false);
		if(kids) for(var kid in kids) {
			var field = GM_config.frame.contentDocument.getElementById('field_'+kid);
			if(field.type=='radio'||field.type=='text'||field.type=='checkbox') type=field.type;
				else type=field.tagName.toLowerCase();
			GM_config.doReset(field, type, f, kid, true);
		}
	}
 },
 addToFrame : function(field, i, k) {
	var elem, obj = this, anch = this.frame, value = obj.values[i], Options = field.options, label = field.label, create=obj.create, isKid = (k !== null && k === true);
		switch(field.type) {
				case 'textarea':
					elem = create(isKid ? "span" : "div", {title:field.title||'', kids:new Array(
						create('span', {textContent:label, className:'field_label'}),
						create('textarea', {id:'field_'+i,innerHTML:value, cols:(field.cols?field.cols:20), rows:(field.rows?field.rows:2)})
					), className: 'config_var'});
					break;
				case 'radio':
					var boxes = new Array();
					for (var j = 0,len = Options.length; j<len; j++) {
						boxes.push(create('span', {textContent:Options[j]}));
						boxes.push(create('input', {value:Options[j], type:'radio', name:i, checked:Options[j]==value?true:false}));
					}
					elem = create(isKid ? "span" : "div", {title:field.title||'', kids:new Array(
						create('span', {textContent:label, className:'field_label'}),
						create('span', {id:'field_'+i, kids:boxes})
					), className: 'config_var'});
					break;
				case 'select':
					var options = [];
					if(typeof Options === "object" && typeof Options.push !== "function") for(var j in Options) options.push(create('option',{textContent:Options[j],value:j,selected:(j==value)}));
						else options.push(create("option", {textContent:"Error - \"options\" needs to be a JSON object.", value:"error", selected:"selected"}));
					elem = create(isKid ? "span" : "div", {title:field.title||'', kids:new Array(
						create('span', {textContent:label, className:'field_label'}),
						create('select',{id:'field_'+i, kids:options})
					), className: 'config_var'});
					break;
				case 'checkbox':
					elem = create(isKid ? "span" : "div", {title:field.title||'', kids:new Array(
						create('label', {textContent:label, className:'field_label', "for":'field_'+i}),
						create('input', {id:'field_'+i, type:'checkbox', value:value, checked:value})
					), className: 'config_var'});
					break;
				case 'button':
				var tmp;
					elem = create(isKid ? "span" : "div", {kids:new Array(
						(tmp=create('input', {id:'field_'+i, type:'button', value:label, size:(field.size?field.size:25), title:field.title||''}))
					), className: 'config_var'});
					if(field.script) obj.addEvent(tmp, 'click', field.script);
					break;
				case 'hidden':
					elem = create(isKid ? "span" : "div", {title:field.title||'', kids:new Array(
						create('input', {id:'field_'+i, type:'hidden', value:value})
					), className: 'config_var'});
					break;
				case 'password':
					elem = create(isKid ? "span" : "div", {title:field.title||'', kids:new Array(
						create('span', {textContent:label, className:'field_label'}),
						create('input', {id:'field_'+i, type:'password', value:value, size:(field.size?field.size:25)})
					), className: 'config_var'});
					break;
				default:
					elem = create(isKid ? "span" : "div", {title:field.title||'', kids:new Array(
						create('span', {textContent:label, className:'field_label'}),
						create('input', {id:'field_'+i, type:'text', value:value, size:(field.size?field.size:25)})
					), className: 'config_var'});
			}
	if(field.kids) {
		var kids=field.kids;
		for(var kid in kids) elem.appendChild(obj.addToFrame(kids[kid], kid, true));
	}
return elem;
},
 doSave : function(f, field, type, oldf) {
 var isNum=/^[\d\.]+$/, set = oldf ? GM_config.settings[oldf]["kids"] : GM_config.settings;
 switch(type) {
				case 'text':
					GM_config.values[f] = ((set[f].type=='text') ? field.value : ((isNum.test(field.value) && ",int,float".indexOf(","+set[f].type)!=-1) ? parseFloat(field.value) : false));
					if(set[f]===false) {
						alert('Invalid type for field: '+f+'\nPlease use type: '+set[f].type);
						return;
					}
					break;
				case 'hidden': case 'password':
					GM_config.values[f] = field.value.toString();
					break;
				case 'textarea':
					GM_config.values[f] = field.value;
					break;
				case 'checkbox':
					GM_config.values[f] = field.checked;
					break;
				case 'select':
					GM_config.values[f] = field.options[field.selectedIndex].value;
					break;
				case 'span':
					var radios = field.getElementsByTagName('input');
					if(radios.length>0) for(var i=radios.length-1; i>=0; i--) {
						if(radios[i].checked) GM_config.values[f] = radios[i].value;
					}
					break;
			}
 },
 doSettingValue : function(settings, stored, i, oldi, k) {
		var set = k!=null && k==true && oldi!=null ? settings[oldi]["kids"][i] : settings[i];
			if(",save,open,close".indexOf(","+i) == -1) {
            // The code below translates to:
            // if a setting was passed to init but wasn't stored then 
            //      if a default value wasn't passed through init() then use null
            //      else use the default value passed through init()
            // 		else use the stored value
            try {
            var value = (stored[i]==undefined ? (set["default"]==undefined ? null : set["default"]) : stored[i]);
			} catch(e) {
			var value = (stored[i]=="undefined" ? (set["default"]=="undefined" ? null : set["default"]) : stored[i]);
			}
            
            // If the value isn't stored and no default was passed through init()
            // try to predict a default value based on the type
            if (value === null) {
                switch(set["type"]) {
                    case 'radio': case 'select':
                        value = set.options[0]; break;
                    case 'checkbox':
                        value = false; break;
                    case 'int': case 'float':
                        value = 0; break;
                    default:
					value = (typeof stored[i]=="function") ? stored[i] : "";
                }
			}
			
			}
	GM_config.passed_values[i] = value;
 },
 doReset : function(field, type, oldf, f, k) {
 var isKid = k!=null && k==true, obj=GM_config,
	 set = isKid ? obj.settings[oldf]["kids"][f] : obj.settings[f];
 switch(type) {
			case 'text':
				field.value = set['default'] || '';
				break;
			case 'hidden': case 'password':
				field.value = set['default'] || '';
				break;
			case 'textarea':
				field.value = set['default'] || '';
				break;
			case 'checkbox':
				field.checked = set['default'] || false;
				break;
			case 'select':
				if(set['default']) {
					for(var i=field.options.length-1; i>=0; i--)
					if(field.options[i].value==set['default']) field.selectedIndex=i;
				}
				else field.selectedIndex=0;
				break;
			case 'span':
				var radios = field.getElementsByTagName('input');
				if(radios.length>0) for(var i=radios.length-1; i>=0; i--) {
					if(radios[i].value==set['default']) {
						radios[i].checked=true;
					}
				}
				break;
		}
 },
 values: {},
 settings: {},
 css: {
	 basic: 'body {background:#FFFFFF;}\n' +
	 '.indent40 {margin-left:40%;}\n' +
	 '* {font-family: arial, tahoma, sans-serif, myriad pro;}\n' +
	 '.field_label {font-weight:bold; font-size:12px; margin-right:6px;}\n' +
	 '.block {display:block;}\n' +
	 '.saveclose_buttons {\n' +
	 'margin:16px 10px 10px 10px;\n' +
	 'padding:2px 12px 2px 12px;\n' +
	 '}\n' +
	 '.reset, #buttons_holder, .reset a {text-align:right; color:#000000;}\n' +
	 '.config_header {font-size:20pt; margin:0;}\n' +
	 '.config_desc, .section_desc, .reset {font-size:9pt;}\n' +
	 '.center {text-align:center;}\n' +
	 '.section_header_holder {margin-top:8px;}\n' +
	 '.config_var {margin:0 0 4px 0; display:block;}\n' +
	 '.config_var {font-size: 13px !important;}\n' +
	 '.section_header {font-size:13pt; background:#414141; color:#FFFFFF; border:1px solid #000000; margin:0;}\n' +
	 '.section_desc {font-size:9pt; background:#EFEFEF; color:#575757; border:1px solid #CCCCCC; margin:0 0 6px 0;}\n' +
	 'input[type="radio"] {margin-right:8px;}',
	 stylish: ''
 },
 create: function(a,b) {
	var ret=window.document.createElement(a);
	if(b) for(var prop in b) {
		if(prop.indexOf('on')==0) ret.addEventListener(prop.substring(2),b[prop],false);
		else if(prop=="kids" && (prop=b[prop])) for(var i=0; i<prop.length; i++) ret.appendChild(prop[i]);
		else if(",style,accesskey,id,name,src,href,for".indexOf(","+prop.toLowerCase())!=-1) ret.setAttribute(prop, b[prop]);
		else ret[prop]=b[prop];
	}
	return ret;
 },
 center: function() {
	var node = GM_config.frame, style = node.style, beforeOpacity = style.opacity;
	if(style.display=='none') style.opacity='0';
	style.display = '';
	style.top = Math.floor((window.innerHeight/2)-(node.offsetHeight/2)) + 'px';
	style.left = Math.floor((window.innerWidth/2)-(node.offsetWidth/2)) + 'px';
	style.opacity = '1';
 },
 run: function() {
    var script=GM_config.getAttribute('script');
    if(script && typeof script=='string' && script!='') {
      func = new Function(script);
      window.setTimeout(func, 0);
    }
 },
 addEvent: function(el, ev, scr) {
	if(el) el.addEventListener(ev, function() {
		typeof scr === 'function' ? window.setTimeout(scr, 0) : eval(scr)
	}, false);
},
 remove: function(el) {
	if(el && el.parentNode) el.parentNode.removeChild(el);
},
 toggle : function(e) {
	var node=GM_config.frame.contentDocument.getElementById(e);
	node.style.display=(node.style.display!='none')?'none':'';
	GM_config.setValue(e, node.style.display);
 },
};


/* EXAMPLE CODE BELOW --------------------------

GM_config.init("Test", {
	"one" : {
		"label" : "Option One",
		"type" : "checkbox",
		"default" : false
	},
	"two" : {
		"label" : "Option Two",
		"type" : "checkbox",
		"default" : false
	},
	"three" : {
		"label" : "Option Three",
		"type" : "password"
	},
	 "four" : {
		"label" : "Option Four",
		"type" : "select",
		"options" : {
			"one" : "One",
			"two" : "Two"
		}
	}
});

GM_config.open();

------------------------------------------------- */