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Editing: elFinder.command.js
/** * elFinder command prototype * * @type elFinder.command * @author Dmitry (dio) Levashov */ elFinder.prototype.command = function(fm) { "use strict"; /** * elFinder instance * * @type elFinder */ this.fm = fm; /** * Command name, same as class name * * @type String */ this.name = ''; /** * Dialog class name * * @type String */ this.dialogClass = ''; /** * Command icon class name with out 'elfinder-button-icon-' * Use this.name if it is empty * * @type String */ this.className = ''; /** * Short command description * * @type String */ this.title = ''; /** * Linked(Child) commands name * They are loaded together when tthis command is loaded. * * @type Array */ this.linkedCmds = []; /** * Current command state * * @example * this.state = -1; // command disabled * this.state = 0; // command enabled * this.state = 1; // command active (for example "fullscreen" command while elfinder in fullscreen mode) * @default -1 * @type Number */ this.state = -1; /** * If true, command can not be disabled by connector. * @see this.update() * * @type Boolen */ this.alwaysEnabled = false; /** * Do not change dirctory on removed current work directory * * @type Boolen */ this.noChangeDirOnRemovedCwd = false; /** * If true, this means command was disabled by connector. * @see this.update() * * @type Boolen */ this._disabled = false; /** * If true, this command is disabled on serach results * * @type Boolean */ this.disableOnSearch = false; /** * Call update() when event select fired * * @type Boolean */ this.updateOnSelect = true; /** * Sync toolbar button title on change * * @type Boolean */ this.syncTitleOnChange = false; /** * Keep display of the context menu when command execution * * @type Boolean */ this.keepContextmenu = false; /** * elFinder events defaults handlers. * Inside handlers "this" is current command object * * @type Object */ this._handlers = { enable : function() { this.update(void(0), this.value); }, disable : function() { this.update(-1, this.value); }, 'open reload load sync' : function() { this._disabled = !(this.alwaysEnabled || this.fm.isCommandEnabled(this.name)); this.update(void(0), this.value); this.change(); } }; /** * elFinder events handlers. * Inside handlers "this" is current command object * * @type Object */ this.handlers = {}; /** * Shortcuts * * @type Array */ this.shortcuts = []; /** * Command options * * @type Object */ this.options = {ui : 'button'}; /** * Callback functions on `change` event * * @type Array */ this.listeners = []; /** * Prepare object - * bind events and shortcuts * * @return void */ this.setup = function(name, opts) { var self = this, fm = this.fm, setCallback = function(s) { var cb = s.callback || function(e) { fm.exec(self.name, void(0), { _userAction: true, _currentType: 'shortcut' }); }; s.callback = function(e) { var enabled, checks = {}; if (self.enabled()) { if (fm.searchStatus.state < 2) { enabled = fm.isCommandEnabled(self.name); } else { jQuery.each(fm.selected(), function(i, h) { if (fm.optionsByHashes[h]) { checks[h] = true; } else { jQuery.each(fm.volOptions, function(id) { if (!checks[id] && h.indexOf(id) === 0) { checks[id] = true; return false; } }); } }); jQuery.each(checks, function(h) { enabled = fm.isCommandEnabled(self.name, h); if (! enabled) { return false; } }); } if (enabled) { self.event = e; cb.call(self); delete self.event; } } }; }, i, s, sc; this.name = name; this.title = fm.messages['cmd'+name] ? fm.i18n('cmd'+name) : ((this.extendsCmd && fm.messages['cmd'+this.extendsCmd]) ? fm.i18n('cmd'+this.extendsCmd) : name); this.options = Object.assign({}, this.options, opts); this.listeners = []; this.dialogClass = 'elfinder-dialog-' + name; if (opts.shortcuts) { if (typeof opts.shortcuts === 'function') { sc = opts.shortcuts(this.fm, this.shortcuts); } else if (Array.isArray(opts.shortcuts)) { sc = opts.shortcuts; } this.shortcuts = sc || []; } if (this.updateOnSelect) { this._handlers.select = function() { this.update(void(0), this.value); }; } jQuery.each(Object.assign({}, self._handlers, self.handlers), function(cmd, handler) { fm.bind(cmd, jQuery.proxy(handler, self)); }); for (i = 0; i < this.shortcuts.length; i++) { s = this.shortcuts[i]; setCallback(s); !s.description && (s.description = this.title); fm.shortcut(s); } if (this.disableOnSearch) { fm.bind('search searchend', function() { self._disabled = this.type === 'search'? true : ! (this.alwaysEnabled || fm.isCommandEnabled(name)); self.update(void(0), self.value); }); } this.init(); }; /** * Command specific init stuffs * * @return void */ this.init = function() {}; /** * Exec command * * @param Array target files hashes * @param Array|Object command value * @return jQuery.Deferred */ this.exec = function(files, opts) { return jQuery.Deferred().reject(); }; this.getUndo = function(opts, resData) { return false; }; /** * Return true if command disabled. * * @return Boolen */ this.disabled = function() { return this.state < 0; }; /** * Return true if command enabled. * * @return Boolen */ this.enabled = function() { return this.state > -1; }; /** * Return true if command active. * * @return Boolen */ this.active = function() { return this.state > 0; }; /** * Return current command state. * Must be overloaded in most commands * * @return Number */ this.getstate = function() { return -1; }; /** * Update command state/value * and rize 'change' event if smth changed * * @param Number new state or undefined to auto update state * @param mixed new value * @return void */ this.update = function(s, v) { var state = this.state, value = this.value; if (this._disabled && this.fm.searchStatus === 0) { this.state = -1; } else { this.state = s !== void(0) ? s : this.getstate(); } this.value = v; if (state != this.state || value != this.value) { this.change(); } }; /** * Bind handler / fire 'change' event. * * @param Function|undefined event callback * @return void */ this.change = function(c) { var cmd, i; if (typeof(c) === 'function') { this.listeners.push(c); } else { for (i = 0; i < this.listeners.length; i++) { cmd = this.listeners[i]; try { cmd(this.state, this.value); } catch (e) { this.fm.debug('error', e); } } } return this; }; /** * With argument check given files hashes and return list of existed files hashes. * Without argument return selected files hashes. * * @param Array|String|void hashes * @return Array */ this.hashes = function(hashes) { return hashes ? jQuery.grep(Array.isArray(hashes) ? hashes : [hashes], function(hash) { return fm.file(hash) ? true : false; }) : fm.selected(); }; /** * Return only existed files from given fils hashes | selected files * * @param Array|String|void hashes * @return Array */ this.files = function(hashes) { var fm = this.fm; return hashes ? jQuery.map(Array.isArray(hashes) ? hashes : [hashes], function(hash) { return fm.file(hash) || null; }) : fm.selectedFiles(); }; /** * Wrapper to fm.dialog() * * @param String|DOMElement content * @param Object options * @return Object jQuery element object */ this.fmDialog = function(content, options) { if (options.cssClass) { options.cssClass += ' ' + this.dialogClass; } else { options.cssClass = this.dialogClass; } return this.fm.dialog(content, options); }; };
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