diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/plugins/sortPlugins.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/lib/plugins/sortPlugins.js b/lib/plugins/sortPlugins.js new file mode 100644 index 0000000..6626936 --- /dev/null +++ b/lib/plugins/sortPlugins.js @@ -0,0 +1,45 @@ +var Promise = require('../utils/promise'); + +var THEME_PREFIX = require('../constants/themePrefix'); +var LOADING_ORDER = ['plugin', 'theme']; + +/** + Returns the type of a plugin given its name + + @return {String} +*/ +function pluginType(name) { + return (name && name.indexOf(THEME_PREFIX) === 0) ? 'theme' : 'plugin'; +} + + +/** + Sort the list of installed plugins to match list in book.json + The themes should always be loaded after the plugins + + @param {<OrderedMap<String:Plugin>>} plugins + @param {<List<String>>} requirementsKeys + @return {Promise<OrderedMap<String:Plugin>>} +*/ + +function sortPlugins(plugins, requirementsKeys) { + return Promise() + .then(function() { + // Sort plugins to match list in book.json + plugins = plugins.sort(function(a, b) { + // Get order from book.json + var definitionOrder = requirementsKeys.indexOf(a.getName()) < requirementsKeys.indexOf(b.getName()); + + // Get order from plugins a and b type + var aType = pluginType(a.getName()), + bType = pluginType(b.getName()), + loadingOrder = LOADING_ORDER.indexOf(aType) < LOADING_ORDER.indexOf(bType); + + return loadingOrder || definitionOrder ? -1 : 1; + }); + + return plugins; + }); +} + +module.exports = sortPlugins;
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