78 lines
1.4 KiB
JavaScript
78 lines
1.4 KiB
JavaScript
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/**
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* Module dependencies.
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*/
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var utils = require('../utils');
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/**
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* Expose `Route`.
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*/
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module.exports = Route;
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/**
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* Initialize `Route` with the given HTTP `method`, `path`,
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* and an array of `callbacks` and `options`.
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*
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* Options:
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*
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* - `sensitive` enable case-sensitive routes
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* - `strict` enable strict matching for trailing slashes
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*
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* @param {String} method
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* @param {String} path
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* @param {Array} callbacks
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* @param {Object} options.
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* @api private
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*/
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function Route(method, path, callbacks, options) {
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options = options || {};
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this.path = path;
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this.method = method;
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this.callbacks = callbacks;
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this.regexp = utils.pathRegexp(path
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, this.keys = []
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, options.sensitive
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, options.strict);
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}
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/**
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* Check if this route matches `path`, if so
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* populate `.params`.
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*
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* @param {String} path
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* @return {Boolean}
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* @api private
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*/
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Route.prototype.match = function(path){
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var keys = this.keys
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, params = this.params = []
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, m = this.regexp.exec(path);
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if (!m) return false;
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for (var i = 1, len = m.length; i < len; ++i) {
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var key = keys[i - 1];
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try {
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var val = 'string' == typeof m[i]
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? decodeURIComponent(m[i])
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: m[i];
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} catch(e) {
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var err = new Error("Failed to decode param '" + m[i] + "'");
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err.status = 400;
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throw err;
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}
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if (key) {
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params[key.name] = val;
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} else {
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params.push(val);
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}
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}
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return true;
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};
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