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issue #478 - hot-swapping of plugins

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This commit is contained in:
Julian Lam
2013-11-03 17:15:18 -05:00
parent e480b1bace
commit 4353a9da25
4 changed files with 66 additions and 40 deletions
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53
src/plugins.js
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@@ -17,8 +17,31 @@ var fs = require('fs'),
if (this.initialized) return;
if (global.env === 'development') winston.info('[plugins] Initializing plugins system');
this.reload(function(err) {
if (err) {
if (global.env === 'development') winston.info('[plugins] NodeBB encountered a problem while loading plugins', err.message);
return;
}
if (global.env === 'development') winston.info('[plugins] Plugins OK');
plugins.initialized = true;
plugins.readyEvent.emit('ready');
});
},
ready: function(callback) {
if (!this.initialized) this.readyEvent.once('ready', callback);
else callback();
},
initialized: false,
reload: function(callback) {
var _self = this;
// Resetting all local plugin data
this.loadedHooks = {};
this.staticDirs = {};
this.cssFiles.length = 0;
// Read the list of activated plugins and require their libraries
async.waterfall([
function(next) {
@@ -47,23 +70,8 @@ var fs = require('fs'),
next();
}
], function(err) {
if (err) {
if (global.env === 'development') winston.info('[plugins] NodeBB encountered a problem while loading plugins', err.message);
return;
}
if (global.env === 'development') winston.info('[plugins] Plugins OK');
_self.initialized = true;
_self.readyEvent.emit('ready');
});
], callback);
},
ready: function(callback) {
if (!this.initialized) this.readyEvent.once('ready', callback);
else callback();
},
initialized: false,
loadPlugin: function(pluginPath, callback) {
var _self = this;
@@ -80,16 +88,25 @@ var fs = require('fs'),
fs.exists(libraryPath, function(exists) {
if (exists) {
_self.libraries[pluginData.id] = require(libraryPath);
if (!_self.libraries[pluginData.id]) {
_self.libraries[pluginData.id] = require(libraryPath);
}
// Register hooks for this plugin
if (pluginData.hooks && Array.isArray(pluginData.hooks) && pluginData.hooks.length > 0) {
async.each(pluginData.hooks, function(hook, next) {
_self.registerHook(pluginData.id, hook, next);
}, next);
}
} else {
winston.warn('[plugins.reload] Library not found for plugin: ' + pluginData.id);
next();
}
});
} else next();
} else {
winston.warn('[plugins.reload] Library not found for plugin: ' + pluginData.id);
next();
}
},
function(next) {
// Static Directories for Plugins