136 lines
3.5 KiB
JavaScript
136 lines
3.5 KiB
JavaScript
// {{{ICINGA_LICENSE_HEADER}}}
|
|
// {{{ICINGA_LICENSE_HEADER}}}
|
|
|
|
/**
|
|
* This is how we bootstrap JS code in our modules
|
|
*/
|
|
(function(Icinga, $) {
|
|
|
|
'use strict';
|
|
|
|
Icinga.Module = function (icinga, name, prototyp) {
|
|
|
|
// The Icinga instance
|
|
this.icinga = icinga;
|
|
|
|
// Applied event handlers
|
|
this.handlers = [];
|
|
|
|
// Event handlers registered by this module
|
|
this.registeredHandlers = [];
|
|
|
|
// The module name
|
|
this.name = name;
|
|
|
|
// The JS prototype for this module
|
|
this.prototyp = prototyp;
|
|
|
|
// Once initialized, this will be an instance of the modules prototype
|
|
this.object = {};
|
|
|
|
// Initialize this module
|
|
this.initialize();
|
|
};
|
|
|
|
Icinga.Module.prototype = {
|
|
|
|
initialize: function () {
|
|
|
|
if (typeof this.prototyp !== 'function') {
|
|
this.icinga.logger.error(
|
|
'Unable to load module "' + this.name + '", constructor is missing'
|
|
);
|
|
return false;
|
|
}
|
|
|
|
try {
|
|
|
|
// The constructor of the modules prototype must be prepared to get an
|
|
// instance of Icinga.Module
|
|
this.object = new this.prototyp(this);
|
|
this.applyHandlers();
|
|
} catch(e) {
|
|
this.icinga.logger.error(
|
|
'Failed to load module ' + this.name + ': ',
|
|
e
|
|
);
|
|
|
|
return false;
|
|
}
|
|
|
|
// That's all, the module is ready
|
|
this.icinga.logger.debug(
|
|
'Module ' + this.name + ' has been initialized'
|
|
);
|
|
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Register this modules event handlers
|
|
*/
|
|
on: function (event, filter, handler) {
|
|
if (typeof handler === 'undefined') {
|
|
handler = filter;
|
|
filter = '.module-' + this.name;
|
|
} else {
|
|
filter = '.module-' + this.name + ' ' + filter;
|
|
}
|
|
this.registeredHandlers.push({event: event, filter: filter, handler: handler});
|
|
|
|
},
|
|
|
|
applyHandlers: function () {
|
|
var self = this;
|
|
|
|
$.each(this.registeredHandlers, function (key, on) {
|
|
self.bindEventHandler(
|
|
on.event,
|
|
on.filter,
|
|
on.handler
|
|
);
|
|
});
|
|
self = null;
|
|
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Effectively bind the given event handler
|
|
*/
|
|
bindEventHandler: function (event, filter, handler) {
|
|
var self = this;
|
|
this.icinga.logger.debug('Bound ' + filter + ' .' + event + '()');
|
|
this.handlers.push([event, filter, handler]);
|
|
$(document).on(event, filter, handler.bind(self.object));
|
|
},
|
|
|
|
/**
|
|
* Unbind all event handlers bound by this module
|
|
*/
|
|
unbindEventHandlers: function () {
|
|
$.each(this.handlers, function (idx, handler) {
|
|
$(document).off(handler[0], handler[1], handler[2]);
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Allow to destroy and clean up this module
|
|
*/
|
|
destroy: function () {
|
|
|
|
this.unbindEventHandlers();
|
|
|
|
if (typeof this.object.destroy === 'function') {
|
|
this.object.destroy();
|
|
}
|
|
|
|
this.object = null;
|
|
this.icinga = null;
|
|
this.prototyp = null;
|
|
}
|
|
|
|
};
|
|
|
|
}(Icinga, jQuery));
|