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fork of GM_config

A lightweight, reusable, cross-browser graphical settings framework for inclusion in user scripts.

Ezt a szkriptet nem ajánlott közvetlenül telepíteni. Ez egy könyvtár más szkriptek számára, amik tartalmazzák a // @require https://update.greasyfork.org/scripts/455782/1123449/fork%20of%20GM_config.js hivatkozást.

/*
Copyright 2009+, GM_config Contributors (https://github.com/sizzlemctwizzle/GM_config)

GM_config Collaborators/Contributors:
    Mike Medley <medleymind@gmail.com>
    Joe Simmons
    Izzy Soft
    Marti Martz
    Adam Thompson-Sharpe

GM_config is distributed under the terms of the GNU Lesser General Public License.

    GM_config is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

// ==UserScript==
// @exclude       *
// @author        Mike Medley <medleymind@gmail.com> (https://github.com/sizzlemctwizzle/GM_config)
// @icon          https://raw.githubusercontent.com/sizzlemctwizzle/GM_config/master/gm_config_icon_large.png

// ==UserLibrary==
// @name          fork of GM_config
// @description   A lightweight, reusable, cross-browser graphical settings framework for inclusion in user scripts.
// @copyright     2009+, Mike Medley (https://github.com/sizzlemctwizzle)
// @license       LGPL-3.0-or-later; https://raw.githubusercontent.com/sizzlemctwizzle/GM_config/master/LICENSE

// @homepageURL   https://openuserjs.org/libs/sizzle/GM_config
// @homepageURL   https://github.com/sizzlemctwizzle/GM_config
// @supportURL    https://github.com/sizzlemctwizzle/GM_config/issues

// ==/UserScript==

// ==/UserLibrary==


// The GM_config constructor
function GM_configStruct() {
    // call init() if settings were passed to constructor
    if (arguments.length) {
      GM_configInit(this, arguments);
      this.onInit();
    }
  }
  
  // This is the initializer function
  function GM_configInit(config, args) {
    // Initialize instance variables
    if (typeof config.fields == "undefined") {
      config.fields = {};
      config.onInit = config.onInit || function() {};
      config.onOpen = config.onOpen || function() {};
      config.onSave = config.onSave || function() {};
      config.onClose = config.onClose || function() {};
      config.onReset = config.onReset || function() {};
      config.isOpen = false;
      config.title = 'User Script Settings';
      config.css = {
        basic: [
          "#GM_config * { font-family: arial,tahoma,myriad pro,sans-serif; }",
          "#GM_config { background: #FFF; }",
          "#GM_config input[type='radio'] { margin-right: 8px; }",
          "#GM_config .indent40 { margin-left: 40%; }",
          "#GM_config .field_label { font-size: 12px; font-weight: bold; margin-right: 6px; }",
          "#GM_config .radio_label { font-size: 12px; }",
          "#GM_config .block { display: block; }",
          "#GM_config .saveclose_buttons { margin: 16px 10px 10px; padding: 2px 12px; }",
          "#GM_config .reset, #GM_config .reset a," +
            " #GM_config_buttons_holder { color: #000; text-align: right; }",
          "#GM_config .config_header { font-size: 20pt; margin: 0; }",
          "#GM_config .config_desc, #GM_config .section_desc, #GM_config .reset { font-size: 9pt; }",
          "#GM_config .center { text-align: center; }",
          "#GM_config .section_header_holder { margin-top: 8px; }",
          "#GM_config .config_var { margin: 0 0 4px; }",
          "#GM_config .section_header { background: #414141; border: 1px solid #000; color: #FFF;",
          " font-size: 13pt; margin: 0; }",
          "#GM_config .section_desc { background: #EFEFEF; border: 1px solid #CCC; color: #575757;" +
            " font-size: 9pt; margin: 0 0 6px; }"
          ].join('\n') + '\n',
        basicPrefix: "GM_config",
        stylish: ""
      };
    }
  
    if (args.length == 1 &&
      typeof args[0].id == "string" &&
      typeof args[0].appendChild != "function") var settings = args[0];
    else {
      // Provide backwards-compatibility with argument style intialization
      var settings = {};
  
      // loop through GM_config.init() arguments
      for (var i = 0, l = args.length, arg; i < l; ++i) {
        arg = args[i];
  
        // An element to use as the config window
        if (typeof arg.appendChild == "function") {
          settings.frame = arg;
          continue;
        }
  
        switch (typeof arg) {
          case 'object':
            for (var j in arg) { // could be a callback functions or settings object
              if (typeof arg[j] != "function") { // we are in the settings object
                settings.fields = arg; // store settings object
                break; // leave the loop
              } // otherwise it must be a callback function
              if (!settings.events) settings.events = {};
              settings.events[j] = arg[j];
            }
            break;
          case 'function': // passing a bare function is set to open callback
            settings.events = {onOpen: arg};
            break;
          case 'string': // could be custom CSS or the title string
            if (/\w+\s*\{\s*\w+\s*:\s*\w+[\s|\S]*\}/.test(arg))
              settings.css = arg;
            else
              settings.title = arg;
            break;
        }
      }
    }
  
    /* Initialize everything using the new settings object */
    // Set the id
    if (settings.id) config.id = settings.id;
    else if (typeof config.id == "undefined") config.id = 'GM_config';
  
    // Set the title
    if (settings.title) config.title = settings.title;
  
    // Set the custom css
    if (settings.css) config.css.stylish = settings.css;
  
    // Set the frame
    if (settings.frame) config.frame = settings.frame;
  
    // Set the event callbacks
    if (settings.events) {
      var events = settings.events;
      for (var e in events)
        config["on" + e.charAt(0).toUpperCase() + e.slice(1)] = events[e];
    }
  
    // Create the fields
    if (settings.fields) {
      var stored = config.read(), // read the stored settings
          fields = settings.fields,
          customTypes = settings.types || {},
          configId = config.id;
  
      for (var id in fields) {
        var field = fields[id];
  
        // for each field definition create a field object
        if (field)
          config.fields[id] = new GM_configField(field, stored[id], id,
            customTypes[field.type], configId);
        else if (config.fields[id]) delete config.fields[id];
      }
    }
  
    // If the id has changed we must modify the default style
    if (config.id != config.css.basicPrefix) {
      config.css.basic = config.css.basic.replace(
        new RegExp('#' + config.css.basicPrefix, 'gm'), '#' + config.id);
      config.css.basicPrefix = config.id;
    }
  }
  
  GM_configStruct.prototype = {
    // Support old method of initalizing
    init: function() {
      GM_configInit(this, arguments);
      this.onInit();
    },
  
    // call GM_config.open() from your script to open the menu
    open: function () {
      // Die if the menu is already open on this page
      // You can have multiple instances but you can't open the same instance twice
      var match = document.getElementById(this.id);
      if (match && (match.tagName == "IFRAME" || match.childNodes.length > 0)) return;
  
      // Sometimes "this" gets overwritten so create an alias
      var config = this;
  
      // Function to build the mighty config window :)
      function buildConfigWin (body, head) {
        var create = config.create,
            fields = config.fields,
            configId = config.id,
            bodyWrapper = create('div', {id: configId + '_wrapper'});
  
        // Append the style which is our default style plus the user style
        head.appendChild(
          create('style', {
          type: 'text/css',
          textContent: config.css.basic + config.css.stylish
        }));
  
        // Add header and title
        bodyWrapper.appendChild(create('div', {
          id: configId + '_header',
          className: 'config_header block center'
        }, config.title));
  
        // Append elements
        var section = bodyWrapper,
            secNum = 0; // Section count
  
        // loop through fields
        for (var id in fields) {
          var field = fields[id],
              settings = field.settings;
  
          if (settings.section) { // the start of a new section
            section = bodyWrapper.appendChild(create('div', {
                className: 'section_header_holder',
                id: configId + '_section_' + secNum
              }));
  
            if (Object.prototype.toString.call(settings.section) !== '[object Array]')
              settings.section = [settings.section];
  
            if (settings.section[0])
              section.appendChild(create('div', {
                className: 'section_header center',
                id: configId + '_section_header_' + secNum
              }, settings.section[0]));
  
            if (settings.section[1])
              section.appendChild(create('p', {
                className: 'section_desc center',
                id: configId + '_section_desc_' + secNum
              }, settings.section[1]));
            ++secNum;
          }
  
          // Create field elements and append to current section
          section.appendChild((field.wrapper = field.toNode()));
        }
  
        // Add save and close buttons
        bodyWrapper.appendChild(create('div',
          {id: configId + '_buttons_holder'},
  
          create('button', {
            id: configId + '_saveBtn',
            textContent: 'Save',
            title: 'Save settings',
            className: 'saveclose_buttons',
            onclick: function () { config.save() }
          }),
  
          create('button', {
            id: configId + '_closeBtn',
            textContent: 'Close',
            title: 'Close window',
            className: 'saveclose_buttons',
            onclick: function () { config.close() }
          }),
  
          create('div',
            {className: 'reset_holder block'},
  
            // Reset link
            create('a', {
              id: configId + '_resetLink',
              textContent: 'Reset to defaults',
              href: '#',
              title: 'Reset fields to default values',
              className: 'reset',
              onclick: function(e) { e.preventDefault(); config.reset() }
            })
        )));
  
        body.appendChild(bodyWrapper); // Paint everything to window at once
        config.center(); // Show and center iframe
        window.addEventListener('resize', config.center, false); // Center frame on resize
  
        // Call the open() callback function
        config.onOpen(config.frame.contentDocument || config.frame.ownerDocument,
                      config.frame.contentWindow || window,
                      config.frame);
  
        // Close frame on window close
        window.addEventListener('beforeunload', function () {
            config.close();
        }, false);
  
        // Now that everything is loaded, make it visible
        config.frame.style.display = "block";
        config.isOpen = true;
      }
  
      // Change this in the onOpen callback using this.frame.setAttribute('style', '')
      var defaultStyle = 'bottom: auto; border: 1px solid #000; display: none; height: 75%;'
        + ' left: 0; margin: 0; max-height: 95%; max-width: 95%; opacity: 0;'
        + ' overflow: auto; padding: 0; position: fixed; right: auto; top: 0;'
        + ' width: 75%; z-index: 9999;';
  
      // Either use the element passed to init() or create an iframe
      if (this.frame) {
        this.frame.id = this.id; // Allows for prefixing styles with the config id
        this.frame.setAttribute('style', defaultStyle);
        buildConfigWin(this.frame, this.frame.ownerDocument.getElementsByTagName('head')[0]);
      } else {
        // Create frame
        document.body.appendChild((this.frame = this.create('iframe', {
          id: this.id,
          style: defaultStyle
        })));
  
        // In WebKit src can't be set until it is added to the page
        this.frame.src = 'about:blank';
        // we wait for the iframe to load before we can modify it
        var that = this;
        this.frame.addEventListener('load', function(e) {
            var frame = config.frame;
            if (frame.src && !frame.contentDocument) {
              // Some agents need this as an empty string for newer context implementations
              frame.src = "";
            } else if (!frame.contentDocument) {
              that.log("GM_config failed to initialize default settings dialog node!");
            }
            var body = frame.contentDocument.getElementsByTagName('body')[0];
            body.id = config.id; // Allows for prefixing styles with the config id
            buildConfigWin(body, frame.contentDocument.getElementsByTagName('head')[0]);
        }, false);
      }
    },
  
    save: function () {
      var forgotten = this.write();
      this.onSave(forgotten); // Call the save() callback function
    },
  
    close: function() {
      // If frame is an iframe then remove it
      if (this.frame.contentDocument) {
        this.remove(this.frame);
        this.frame = null;
      } else { // else wipe its content
        this.frame.innerHTML = "";
        this.frame.style.display = "none";
      }
  
      // Null out all the fields so we don't leak memory
      var fields = this.fields;
      for (var id in fields) {
        var field = fields[id];
        field.wrapper = null;
        field.node = null;
      }
  
      this.onClose(); //  Call the close() callback function
      this.isOpen = false;
    },
  
    set: function (name, val) {
      this.fields[name].value = val;
  
      if (this.fields[name].node) {
        this.fields[name].reload();
      }
    },
  
    get: function (name, getLive) {
      var field = this.fields[name],
          fieldVal = null;
  
      if (getLive && field.node) {
        fieldVal = field.toValue();
      }
  
      return fieldVal != null ? fieldVal : field.value;
    },
  
    write: function (store, obj) {
      if (!obj) {
        var values = {},
            forgotten = {},
            fields = this.fields;
  
        for (var id in fields) {
          var field = fields[id];
          var value = field.toValue();
  
          if (field.save) {
            if (value != null) {
              values[id] = value;
              field.value = value;
            } else
              values[id] = field.value;
          } else
            forgotten[id] = value;
        }
      }
      try {
        this.setValue(store || this.id, this.stringify(obj || values));
      } catch(e) {
        this.log("GM_config failed to save settings!");
      }
  
      return forgotten;
    },
  
    read: function (store) {
      try {
        var rval = this.parser(this.getValue(store || this.id, '{}'));
      } catch(e) {
        this.log("GM_config failed to read saved settings!");
        var rval = {};
      }
      return rval;
    },
  
    reset: function () {
      var fields = this.fields;
  
      // Reset all the fields
      for (var id in fields) fields[id].reset();
  
      this.onReset(); // Call the reset() callback function
    },
  
    create: function () {
      switch(arguments.length) {
        case 1:
          var A = document.createTextNode(arguments[0]);
          break;
        default:
          var A = document.createElement(arguments[0]),
              B = arguments[1];
          for (var b in B) {
            if (b.indexOf("on") == 0)
              A.addEventListener(b.substring(2), B[b], false);
            else if (",style,accesskey,id,name,src,href,which,for".indexOf("," +
                     b.toLowerCase()) != -1)
              A.setAttribute(b, B[b]);
            else
              A[b] = B[b];
          }
          if (typeof arguments[2] == "string")
            A.innerHTML = arguments[2];
          else
            for (var i = 2, len = arguments.length; i < len; ++i)
              A.appendChild(arguments[i]);
      }
      return A;
    },
  
    center: function () {
      var node = this.frame;
      if (!node) return;
      var 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';
    },
  
    remove: function (el) {
      if (el && el.parentNode) el.parentNode.removeChild(el);
    }
  };
  
  // Define a bunch of API stuff
  (function() {
    var isGM = typeof GM_getValue != 'undefined' &&
               typeof GM_getValue('a', 'b') != 'undefined',
        setValue, getValue, stringify, parser;
  
    // Define value storing and reading API
    if (!isGM) {
      setValue = function (name, value) {
        return localStorage.setItem(name, value);
      };
      getValue = function(name, def){
        var s = localStorage.getItem(name);
        return s == null ? def : s
      };
  
      // We only support JSON parser outside GM
      stringify = JSON.stringify;
      parser = JSON.parse;
    } else {
      setValue = GM_setValue;
      getValue = GM_getValue;
      stringify = typeof JSON == "undefined" ?
        function(obj) {
          return obj.toSource();
      } : JSON.stringify;
      parser = typeof JSON == "undefined" ?
        function(jsonData) {
          return (new Function('return ' + jsonData + ';'))();
      } : JSON.parse;
    }
  
    GM_configStruct.prototype.isGM = isGM;
    GM_configStruct.prototype.setValue = setValue;
    GM_configStruct.prototype.getValue = getValue;
    GM_configStruct.prototype.stringify = stringify;
    GM_configStruct.prototype.parser = parser;
    GM_configStruct.prototype.log =  window.console ?
      console.log : (isGM && typeof GM_log != 'undefined' ?
        GM_log : (window.opera ?
          opera.postError : function(){ /* no logging */ }
    ));
  })();
  
  function GM_configDefaultValue(type, options) {
    var value;
  
    if (type.indexOf('unsigned ') == 0)
      type = type.substring(9);
  
    switch (type) {
      case 'radio': case 'select':
        value = options[0];
        break;
      case 'checkbox':
        value = false;
        break;
      case 'int': case 'integer':
      case 'float': case 'number':
        value = 0;
        break;
      default:
        value = '';
    }
  
    return value;
  }
  
  function GM_configField(settings, stored, id, customType, configId) {
    // Store the field's settings
    this.settings = settings;
    this.id = id;
    this.configId = configId;
    this.node = null;
    this.wrapper = null;
    this.save = typeof settings.save == "undefined" ? true : settings.save;
  
    // Buttons are static and don't have a stored value
    if (settings.type == "button") this.save = false;
  
    // if a default value wasn't passed through init() then
    //   if the type is custom use its default value
    //   else use default value for type
    // else use the default value passed through init()
    this['default'] = typeof settings['default'] == "undefined" ?
      customType ?
        customType['default']
        : GM_configDefaultValue(settings.type, settings.options)
      : settings['default'];
  
    // Store the field's value
    this.value = typeof stored == "undefined" ? this['default'] : stored;
  
    // Setup methods for a custom type
    if (customType) {
      this.toNode = customType.toNode;
      this.toValue = customType.toValue;
      this.reset = customType.reset;
    }
  }
  
  GM_configField.prototype = {
    create: GM_configStruct.prototype.create,
  
    toNode: function() {
      var field = this.settings,
          value = this.value,
          options = field.options,
          type = field.type,
          id = this.id,
          configId = this.configId,
          labelPos = field.labelPos,
          create = this.create;
  
      function addLabel(pos, labelEl, parentNode, beforeEl) {
        if (!beforeEl) beforeEl = parentNode.firstChild;
        switch (pos) {
          case 'right': case 'below':
            if (pos == 'below')
              parentNode.appendChild(create('br', {}));
            parentNode.appendChild(labelEl);
            break;
          default:
            if (pos == 'above')
              parentNode.insertBefore(create('br', {}), beforeEl);
            parentNode.insertBefore(labelEl, beforeEl);
        }
      }
  
      var retNode = create('div', { className: 'config_var',
            id: configId + '_' + id + '_var',
            title: field.title || '' }),
          firstProp;
  
      // Retrieve the first prop
      for (var i in field) { firstProp = i; break; }
  
      var label = field.label && type != "button" ?
        create('label', {
          id: configId + '_' + id + '_field_label',
          for: configId + '_field_' + id,
          className: 'field_label'
        }, field.label) : null;
  
      switch (type) {
        case 'textarea':
          retNode.appendChild((this.node = create('textarea', {
            innerHTML: value,
            id: configId + '_field_' + id,
            className: 'block',
            cols: (field.cols ? field.cols : 20),
            rows: (field.rows ? field.rows : 2)
          })));
          break;
        case 'radio':
          var wrap = create('div', {
            id: configId + '_field_' + id
          });
          this.node = wrap;
  
          for (var i = 0, len = options.length; i < len; ++i) {
            var radLabel = create('label', {
              className: 'radio_label'
            }, options[i]);
  
            var rad = wrap.appendChild(create('input', {
              value: options[i],
              type: 'radio',
              name: id,
              checked: options[i] == value
            }));
  
            var radLabelPos = labelPos &&
              (labelPos == 'left' || labelPos == 'right') ?
              labelPos : firstProp == 'options' ? 'left' : 'right';
  
            addLabel(radLabelPos, radLabel, wrap, rad);
          }
  
          retNode.appendChild(wrap);
          break;
        case 'select':
          var wrap = create('select', {
            id: configId + '_field_' + id
          });
          this.node = wrap;
  
          for (var i = 0, len = options.length; i < len; ++i) {
            var option = options[i];
            wrap.appendChild(create('option', {
              value: option,
              selected: option == value
            }, option));
          }
  
          retNode.appendChild(wrap);
          break;
        default: // fields using input elements
          var props = {
            id: configId + '_field_' + id,
            type: type,
            value: type == 'button' ? field.label : value
          };
  
          switch (type) {
            case 'checkbox':
              props.checked = value;
              break;
            case 'button':
              props.size = field.size ? field.size : 25;
              if (field.script) field.click = field.script;
              if (field.click) props.onclick = field.click;
              break;
            case 'hidden':
              break;
            default:
              // type = text, int, or float
              props.type = 'text';
              props.size = field.size ? field.size : 25;
          }
  
          retNode.appendChild((this.node = create('input', props)));
      }
  
      if (label) {
        // If the label is passed first, insert it before the field
        // else insert it after
        if (!labelPos)
          labelPos = firstProp == "label" || type == "radio" ?
            "left" : "right";
  
        addLabel(labelPos, label, retNode);
      }
  
      return retNode;
    },
  
    toValue: function() {
      var node = this.node,
          field = this.settings,
          type = field.type,
          unsigned = false,
          rval = null;
  
      if (!node) return rval;
  
      if (type.indexOf('unsigned ') == 0) {
        type = type.substring(9);
        unsigned = true;
      }
  
      switch (type) {
        case 'checkbox':
          rval = node.checked;
          break;
        case 'select':
          rval = node[node.selectedIndex].value;
          break;
        case 'radio':
          var radios = node.getElementsByTagName('input');
          for (var i = 0, len = radios.length; i < len; ++i)
            if (radios[i].checked)
              rval = radios[i].value;
          break;
        case 'button':
          break;
        case 'int': case 'integer':
        case 'float': case 'number':
          var num = Number(node.value);
          var warn = 'Field labeled "' + field.label + '" expects a' +
            (unsigned ? ' positive ' : 'n ') + 'integer value';
  
          if (isNaN(num) || (type.substr(0, 3) == 'int' &&
              Math.ceil(num) != Math.floor(num)) ||
              (unsigned && num < 0)) {
            alert(warn + '.');
            return null;
          }
  
          if (!this._checkNumberRange(num, warn))
            return null;
          rval = num;
          break;
        default:
          rval = node.value;
          break;
      }
  
      return rval; // value read successfully
    },
  
    reset: function() {
      var node = this.node,
          field = this.settings,
          type = field.type;
  
      if (!node) return;
  
      switch (type) {
        case 'checkbox':
          node.checked = this['default'];
          break;
        case 'select':
          for (var i = 0, len = node.options.length; i < len; ++i)
            if (node.options[i].textContent == this['default'])
              node.selectedIndex = i;
          break;
        case 'radio':
          var radios = node.getElementsByTagName('input');
          for (var i = 0, len = radios.length; i < len; ++i)
            if (radios[i].value == this['default'])
              radios[i].checked = true;
          break;
        case 'button' :
          break;
        default:
          node.value = this['default'];
          break;
        }
    },
  
    remove: function(el) {
      GM_configStruct.prototype.remove(el || this.wrapper);
      this.wrapper = null;
      this.node = null;
    },
  
    reload: function() {
      var wrapper = this.wrapper;
      if (wrapper) {
        var fieldParent = wrapper.parentNode;
        fieldParent.insertBefore((this.wrapper = this.toNode()), wrapper);
        this.remove(wrapper);
      }
    },
  
    _checkNumberRange: function(num, warn) {
      var field = this.settings;
      if (typeof field.min == "number" && num < field.min) {
        alert(warn + ' greater than or equal to ' + field.min + '.');
        return null;
      }
  
      if (typeof field.max == "number" && num > field.max) {
        alert(warn + ' less than or equal to ' + field.max + '.');
        return null;
      }
      return true;
    }
  };
  
  // Create default instance of GM_config
  var GM_config = new GM_configStruct();