mirror of
https://bitbucket.org/s_l_teichmann/mtsatellite
synced 2024-11-16 15:20:20 +01:00
Added leaflet ajax plugin.
This commit is contained in:
Raimund Renkert
parent
9523353167
commit
b3ba074e28
740
cmd/mtwebmapper/web/js/leaflet.ajax.js
Normal file
740
cmd/mtwebmapper/web/js/leaflet.ajax.js
Normal file
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@ -0,0 +1,740 @@
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;(function(){
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/**
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* Require the given path.
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*
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* @param {String} path
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* @return {Object} exports
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* @api public
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*/
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function require(path, parent, orig) {
|
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var resolved = require.resolve(path);
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|
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// lookup failed
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if (null == resolved) {
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orig = orig || path;
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parent = parent || 'root';
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var err = new Error('Failed to require "' + orig + '" from "' + parent + '"');
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err.path = orig;
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err.parent = parent;
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err.require = true;
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throw err;
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}
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var module = require.modules[resolved];
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// perform real require()
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// by invoking the module's
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// registered function
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if (!module.exports) {
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module.exports = {};
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module.client = module.component = true;
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module.call(this, module.exports, require.relative(resolved), module);
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}
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return module.exports;
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}
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/**
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* Registered modules.
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*/
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require.modules = {};
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/**
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* Registered aliases.
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*/
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require.aliases = {};
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/**
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* Resolve `path`.
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*
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* Lookup:
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*
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* - PATH/index.js
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* - PATH.js
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* - PATH
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*
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* @param {String} path
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* @return {String} path or null
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* @api private
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*/
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require.resolve = function(path) {
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if (path.charAt(0) === '/') path = path.slice(1);
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var paths = [
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path,
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path + '.js',
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path + '.json',
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path + '/index.js',
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path + '/index.json'
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];
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for (var i = 0; i < paths.length; i++) {
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var path = paths[i];
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if (require.modules.hasOwnProperty(path)) return path;
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if (require.aliases.hasOwnProperty(path)) return require.aliases[path];
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}
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};
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/**
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* Normalize `path` relative to the current path.
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*
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* @param {String} curr
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* @param {String} path
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* @return {String}
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* @api private
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*/
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require.normalize = function(curr, path) {
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var segs = [];
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if ('.' != path.charAt(0)) return path;
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curr = curr.split('/');
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path = path.split('/');
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for (var i = 0; i < path.length; ++i) {
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if ('..' == path[i]) {
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curr.pop();
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} else if ('.' != path[i] && '' != path[i]) {
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segs.push(path[i]);
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}
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}
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return curr.concat(segs).join('/');
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};
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/**
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* Register module at `path` with callback `definition`.
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*
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* @param {String} path
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* @param {Function} definition
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* @api private
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*/
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require.register = function(path, definition) {
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require.modules[path] = definition;
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};
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/**
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* Alias a module definition.
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*
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* @param {String} from
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* @param {String} to
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* @api private
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*/
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require.alias = function(from, to) {
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if (!require.modules.hasOwnProperty(from)) {
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throw new Error('Failed to alias "' + from + '", it does not exist');
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}
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require.aliases[to] = from;
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};
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/**
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* Return a require function relative to the `parent` path.
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*
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* @param {String} parent
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* @return {Function}
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* @api private
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*/
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require.relative = function(parent) {
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var p = require.normalize(parent, '..');
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/**
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* lastIndexOf helper.
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*/
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function lastIndexOf(arr, obj) {
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var i = arr.length;
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while (i--) {
|
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if (arr[i] === obj) return i;
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}
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return -1;
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}
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/**
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* The relative require() itself.
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*/
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function localRequire(path) {
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var resolved = localRequire.resolve(path);
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return require(resolved, parent, path);
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}
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/**
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* Resolve relative to the parent.
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*/
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localRequire.resolve = function(path) {
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var c = path.charAt(0);
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if ('/' == c) return path.slice(1);
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if ('.' == c) return require.normalize(p, path);
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// resolve deps by returning
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// the dep in the nearest "deps"
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// directory
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var segs = parent.split('/');
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var i = lastIndexOf(segs, 'deps') + 1;
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if (!i) i = 0;
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path = segs.slice(0, i + 1).join('/') + '/deps/' + path;
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return path;
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};
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/**
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* Check if module is defined at `path`.
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*/
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localRequire.exists = function(path) {
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return require.modules.hasOwnProperty(localRequire.resolve(path));
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};
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return localRequire;
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};
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require.register("calvinmetcalf-setImmediate/lib/index.js", function(exports, require, module){
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"use strict";
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var types = [
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require("./nextTick"),
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require("./mutation"),
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require("./postMessage"),
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require("./messageChannel"),
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require("./stateChange"),
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require("./timeout")
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];
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var handlerQueue = [];
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function drainQueue() {
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var i = 0,
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task,
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innerQueue = handlerQueue;
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handlerQueue = [];
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/*jslint boss: true */
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while (task = innerQueue[i++]) {
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task();
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}
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}
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var nextTick;
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types.some(function (obj) {
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var t = obj.test();
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if (t) {
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nextTick = obj.install(drainQueue);
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}
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return t;
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});
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var retFunc = function (task) {
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var len, args;
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if (arguments.length > 1 && typeof task === "function") {
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args = Array.prototype.slice.call(arguments, 1);
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args.unshift(undefined);
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task = task.bind.apply(task, args);
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}
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if ((len = handlerQueue.push(task)) === 1) {
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nextTick(drainQueue);
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}
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return len;
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};
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retFunc.clear = function (n) {
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if (n <= handlerQueue.length) {
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handlerQueue[n - 1] = function () {};
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}
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return this;
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};
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module.exports = retFunc;
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});
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require.register("calvinmetcalf-setImmediate/lib/nextTick.js", function(exports, require, module){
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"use strict";
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exports.test = function () {
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// Don't get fooled by e.g. browserify environments.
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return typeof process === "object" && Object.prototype.toString.call(process) === "[object process]";
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};
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exports.install = function () {
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return process.nextTick;
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};
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});
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require.register("calvinmetcalf-setImmediate/lib/postMessage.js", function(exports, require, module){
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"use strict";
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var globe = require("./global");
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exports.test = function () {
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// The test against `importScripts` prevents this implementation from being installed inside a web worker,
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// where `global.postMessage` means something completely different and can"t be used for this purpose.
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if (!globe.postMessage || globe.importScripts) {
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return false;
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}
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var postMessageIsAsynchronous = true;
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var oldOnMessage = globe.onmessage;
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globe.onmessage = function () {
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postMessageIsAsynchronous = false;
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};
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globe.postMessage("", "*");
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globe.onmessage = oldOnMessage;
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return postMessageIsAsynchronous;
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};
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exports.install = function (func) {
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var codeWord = "com.calvinmetcalf.setImmediate" + Math.random();
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function globalMessage(event) {
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if (event.source === globe && event.data === codeWord) {
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func();
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}
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}
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if (globe.addEventListener) {
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globe.addEventListener("message", globalMessage, false);
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} else {
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globe.attachEvent("onmessage", globalMessage);
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}
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return function () {
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globe.postMessage(codeWord, "*");
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};
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};
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});
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require.register("calvinmetcalf-setImmediate/lib/messageChannel.js", function(exports, require, module){
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"use strict";
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var globe = require("./global");
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exports.test = function () {
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return !!globe.MessageChannel;
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};
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exports.install = function (func) {
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var channel = new globe.MessageChannel();
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channel.port1.onmessage = func;
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return function () {
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channel.port2.postMessage(0);
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};
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};
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});
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require.register("calvinmetcalf-setImmediate/lib/stateChange.js", function(exports, require, module){
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"use strict";
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var globe = require("./global");
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exports.test = function () {
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return "document" in globe && "onreadystatechange" in globe.document.createElement("script");
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};
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exports.install = function (handle) {
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return function () {
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// Create a <script> element; its readystatechange event will be fired asynchronously once it is inserted
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// into the document. Do so, thus queuing up the task. Remember to clean up once it's been called.
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var scriptEl = globe.document.createElement("script");
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scriptEl.onreadystatechange = function () {
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handle();
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scriptEl.onreadystatechange = null;
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scriptEl.parentNode.removeChild(scriptEl);
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scriptEl = null;
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};
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globe.document.documentElement.appendChild(scriptEl);
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return handle;
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};
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};
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});
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require.register("calvinmetcalf-setImmediate/lib/timeout.js", function(exports, require, module){
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"use strict";
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exports.test = function () {
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return true;
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};
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exports.install = function (t) {
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return function () {
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setTimeout(t, 0);
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};
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};
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});
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require.register("calvinmetcalf-setImmediate/lib/global.js", function(exports, require, module){
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module.exports = typeof global === "object" && global ? global : this;
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});
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require.register("calvinmetcalf-setImmediate/lib/mutation.js", function(exports, require, module){
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"use strict";
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//based off rsvp
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//https://github.com/tildeio/rsvp.js/blob/master/lib/rsvp/async.js
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var globe = require("./global");
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var MutationObserver = globe.MutationObserver || globe.WebKitMutationObserver;
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exports.test = function () {
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return MutationObserver;
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};
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exports.install = function (handle) {
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var observer = new MutationObserver(handle);
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var element = globe.document.createElement("div");
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observer.observe(element, { attributes: true });
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// Chrome Memory Leak: https://bugs.webkit.org/show_bug.cgi?id=93661
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globe.addEventListener("unload", function () {
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observer.disconnect();
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observer = null;
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}, false);
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return function () {
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element.setAttribute("drainQueue", "drainQueue");
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};
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};
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});
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require.register("lie/lie.js", function(exports, require, module){
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var immediate = require('immediate');
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// Creates a deferred: an object with a promise and corresponding resolve/reject methods
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function Promise(resolver) {
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if (!(this instanceof Promise)) {
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return new Promise(resolver);
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}
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var queue = [];
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var resolved = false;
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// The `handler` variable points to the function that will
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// 1) handle a .then(onFulfilled, onRejected) call
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// 2) handle a .resolve or .reject call (if not fulfilled)
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// Before 2), `handler` holds a queue of callbacks.
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// After 2), `handler` is a simple .then handler.
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// We use only one function to save memory and complexity.
|
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// Case 1) handle a .then(onFulfilled, onRejected) call
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function pending(onFulfilled, onRejected){
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return Promise(function(resolver,rejecter){
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queue.push({
|
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resolve: onFulfilled,
|
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reject: onRejected,
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resolver:resolver,
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rejecter:rejecter
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});
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});
|
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}
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function then(onFulfilled, onRejected) {
|
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return resolved?resolved(onFulfilled, onRejected):pending(onFulfilled, onRejected);
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}
|
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// Case 2) handle a .resolve or .reject call
|
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// (`onFulfilled` acts as a sentinel)
|
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// The actual function signature is
|
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// .re[ject|solve](sentinel, success, value)
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function resolve(success, value){
|
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var action = success ? 'resolve' : 'reject';
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var queued;
|
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var callback;
|
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for (var i = 0, l = queue.length; i < l; i++) {
|
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queued = queue[i];
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callback = queued[action];
|
||||
if (typeof callback === 'function') {
|
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immediate(execute,callback, value, queued.resolver, queued.rejecter);
|
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}else if(success){
|
||||
queued.resolver(value);
|
||||
}else{
|
||||
queued.rejecter(value);
|
||||
}
|
||||
}
|
||||
// Replace this handler with a simple resolved or rejected handler
|
||||
resolved = createHandler(then, value, success);
|
||||
}
|
||||
this.then = then;
|
||||
function yes(value) {
|
||||
if (!resolved) {
|
||||
resolve(true, value);
|
||||
}
|
||||
}
|
||||
function no (reason) {
|
||||
if (!resolved) {
|
||||
resolve(false, reason);
|
||||
}
|
||||
}
|
||||
try{
|
||||
resolver(function(a){
|
||||
if(a && typeof a.then==='function'){
|
||||
a.then(yes,no);
|
||||
}else{
|
||||
yes(a);
|
||||
}
|
||||
},no);
|
||||
}catch(e){
|
||||
no(e);
|
||||
}
|
||||
}
|
||||
|
||||
// Creates a fulfilled or rejected .then function
|
||||
function createHandler(then, value, success) {
|
||||
return function(onFulfilled, onRejected) {
|
||||
var callback = success ? onFulfilled : onRejected;
|
||||
if (typeof callback !== 'function') {
|
||||
return Promise(function(resolve,reject){
|
||||
then(resolve,reject);
|
||||
});
|
||||
}
|
||||
return Promise(function(resolve,reject){
|
||||
immediate(execute,callback,value,resolve,reject);
|
||||
});
|
||||
};
|
||||
}
|
||||
|
||||
// Executes the callback with the specified value,
|
||||
// resolving or rejecting the deferred
|
||||
function execute(callback, value, resolve, reject) {
|
||||
try {
|
||||
var result = callback(value);
|
||||
if (result && typeof result.then === 'function') {
|
||||
result.then(resolve, reject);
|
||||
}
|
||||
else {
|
||||
resolve(result);
|
||||
}
|
||||
}
|
||||
catch (error) {
|
||||
reject(error);
|
||||
}
|
||||
}
|
||||
module.exports = Promise;
|
||||
|
||||
});
|
||||
require.alias("calvinmetcalf-setImmediate/lib/index.js", "lie/deps/immediate/lib/index.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/nextTick.js", "lie/deps/immediate/lib/nextTick.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/postMessage.js", "lie/deps/immediate/lib/postMessage.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/messageChannel.js", "lie/deps/immediate/lib/messageChannel.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/stateChange.js", "lie/deps/immediate/lib/stateChange.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/timeout.js", "lie/deps/immediate/lib/timeout.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/global.js", "lie/deps/immediate/lib/global.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/mutation.js", "lie/deps/immediate/lib/mutation.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/index.js", "lie/deps/immediate/index.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/index.js", "immediate/index.js");
|
||||
require.alias("calvinmetcalf-setImmediate/lib/index.js", "calvinmetcalf-setImmediate/index.js");
|
||||
|
||||
require.alias("lie/lie.js", "lie/index.js");
|
||||
|
||||
L.Util.Promise = require("lie");
|
||||
})();
|
||||
|
||||
L.Util.ajax = function(url, options) {
|
||||
'use strict';
|
||||
options = options || {};
|
||||
if (options.jsonp) {
|
||||
return L.Util.ajax.jsonp(url, options);
|
||||
}
|
||||
var request;
|
||||
var cancel;
|
||||
var out = L.Util.Promise(function(resolve,reject){
|
||||
var Ajax;
|
||||
cancel=reject;
|
||||
// the following is from JavaScript: The Definitive Guide
|
||||
if (window.XMLHttpRequest === undefined) {
|
||||
Ajax = function() {
|
||||
try {
|
||||
return new ActiveXObject('Microsoft.XMLHTTP.6.0');
|
||||
}
|
||||
catch (e1) {
|
||||
try {
|
||||
return new ActiveXObject('Microsoft.XMLHTTP.3.0');
|
||||
}
|
||||
catch (e2) {
|
||||
reject('XMLHttpRequest is not supported');
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
else {
|
||||
Ajax = window.XMLHttpRequest;
|
||||
}
|
||||
var response;
|
||||
request = new Ajax();
|
||||
request.open('GET', url);
|
||||
request.onreadystatechange = function() {
|
||||
/*jslint evil: true */
|
||||
if (request.readyState === 4) {
|
||||
if((request.status < 400&&options.local)|| request.status===200) {
|
||||
if (window.JSON) {
|
||||
response = JSON.parse(request.responseText);
|
||||
} else if (options.evil) {
|
||||
response = eval('(' + request.responseText + ')');
|
||||
}
|
||||
resolve(response);
|
||||
} else {
|
||||
if(!request.status){
|
||||
reject('Attempted cross origin request without CORS enabled');
|
||||
}else{
|
||||
reject(request.statusText);
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
request.send();
|
||||
});
|
||||
out.then(null,function(reason){
|
||||
request.abort();
|
||||
return reason;
|
||||
});
|
||||
out.abort = cancel;
|
||||
return out;
|
||||
};
|
||||
|
||||
L.Util.jsonp = function(url, options) {
|
||||
options = options || {};
|
||||
var head = document.getElementsByTagName('head')[0];
|
||||
var scriptNode = L.DomUtil.create('script', '', head);
|
||||
var cbName, ourl, cbSuffix, cancel;
|
||||
var out = L.Util.Promise(function(resolve, reject){
|
||||
cancel=reject;
|
||||
var cbParam = options.cbParam || 'callback';
|
||||
if (options.callbackName) {
|
||||
cbName = options.callbackName;
|
||||
}
|
||||
else {
|
||||
cbSuffix = '_' + ('' + Math.random()).slice(2);
|
||||
cbName = 'L.Util.jsonp.cb.' + cbSuffix;
|
||||
}
|
||||
scriptNode.type = 'text/javascript';
|
||||
if (cbSuffix) {
|
||||
L.Util.jsonp.cb[cbSuffix] = function(data) {
|
||||
head.removeChild(scriptNode);
|
||||
delete L.Util.jsonp.cb[cbSuffix];
|
||||
resolve(data);
|
||||
};
|
||||
}
|
||||
if (url.indexOf('?') === -1) {
|
||||
ourl = url + '?' + cbParam + '=' + cbName;
|
||||
}
|
||||
else {
|
||||
ourl = url + '&' + cbParam + '=' + cbName;
|
||||
}
|
||||
scriptNode.src = ourl;
|
||||
}).then(null,function(reason){
|
||||
head.removeChild(scriptNode);
|
||||
delete L.Util.ajax.cb[cbSuffix];
|
||||
return reason;
|
||||
});
|
||||
out.abort = cancel;
|
||||
return out;
|
||||
};
|
||||
L.Util.jsonp.cb = {};
|
||||
|
||||
L.GeoJSON.AJAX = L.GeoJSON.extend({
|
||||
defaultAJAXparams: {
|
||||
dataType: 'json',
|
||||
callbackParam: 'callback',
|
||||
local:false,
|
||||
middleware: function(f) {
|
||||
return f;
|
||||
}
|
||||
},
|
||||
initialize: function(url, options) {
|
||||
|
||||
this.urls = [];
|
||||
if (url) {
|
||||
if (typeof url === 'string') {
|
||||
this.urls.push(url);
|
||||
}
|
||||
else if (typeof url.pop === 'function') {
|
||||
this.urls = this.urls.concat(url);
|
||||
}
|
||||
else {
|
||||
options = url;
|
||||
url = undefined;
|
||||
}
|
||||
}
|
||||
var ajaxParams = L.Util.extend({}, this.defaultAJAXparams);
|
||||
|
||||
for (var i in options) {
|
||||
if (this.defaultAJAXparams.hasOwnProperty(i)) {
|
||||
ajaxParams[i] = options[i];
|
||||
}
|
||||
}
|
||||
this.ajaxParams = ajaxParams;
|
||||
this._layers = {};
|
||||
L.Util.setOptions(this, options);
|
||||
this.on('data:loaded', function() {
|
||||
if (this.filter) {
|
||||
this.refilter(this.filter);
|
||||
}
|
||||
}, this);
|
||||
var self = this;
|
||||
if (this.urls.length > 0) {
|
||||
L.Util.Promise(function(yes){
|
||||
yes();
|
||||
}).then(function(){
|
||||
self.addUrl();
|
||||
});
|
||||
}
|
||||
},
|
||||
clearLayers: function() {
|
||||
this.urls = [];
|
||||
L.GeoJSON.prototype.clearLayers.call(this);
|
||||
return this;
|
||||
},
|
||||
addUrl: function(url) {
|
||||
var self = this;
|
||||
if (url) {
|
||||
if (typeof url === 'string') {
|
||||
self.urls.push(url);
|
||||
}
|
||||
else if (typeof url.pop === 'function') {
|
||||
self.urls = self.urls.concat(url);
|
||||
}
|
||||
}
|
||||
var loading = self.urls.length;
|
||||
var done = 0;
|
||||
self.fire('data:loading');
|
||||
self.urls.forEach(function(url) {
|
||||
if (self.ajaxParams.dataType.toLowerCase() === 'json') {
|
||||
L.Util.ajax(url,self.ajaxParams).then(function(d) {
|
||||
var data = self.ajaxParams.middleware(d);
|
||||
self.addData(data);
|
||||
self.fire('data:progress',data);
|
||||
},function(err){
|
||||
self.fire('data:progress',{error:err});
|
||||
});
|
||||
}
|
||||
else if (self.ajaxParams.dataType.toLowerCase() === 'jsonp') {
|
||||
L.Util.jsonp(url,self.ajaxParams).then(function(d) {
|
||||
var data = self.ajaxParams.middleware(d);
|
||||
self.addData(data);
|
||||
self.fire('data:progress',data);
|
||||
},function(err){
|
||||
self.fire('data:progress',{error:err});
|
||||
});
|
||||
}
|
||||
});
|
||||
self.on('data:progress', function() {
|
||||
if (++done === loading) {
|
||||
self.fire('data:loaded');
|
||||
}
|
||||
});
|
||||
},
|
||||
refresh: function(url) {
|
||||
url = url || this.urls;
|
||||
this.clearLayers();
|
||||
this.addUrl(url);
|
||||
},
|
||||
refilter: function(func) {
|
||||
if (typeof func !== 'function') {
|
||||
this.filter = false;
|
||||
this.eachLayer(function(a) {
|
||||
a.setStyle({
|
||||
stroke: true,
|
||||
clickable: true
|
||||
});
|
||||
});
|
||||
}
|
||||
else {
|
||||
this.filter = func;
|
||||
this.eachLayer(function(a) {
|
||||
|
||||
if (func(a.feature)) {
|
||||
a.setStyle({
|
||||
stroke: true,
|
||||
clickable: true
|
||||
});
|
||||
}
|
||||
else {
|
||||
a.setStyle({
|
||||
stroke: false,
|
||||
clickable: false
|
||||
});
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
});
|
||||
L.geoJson.ajax = function(geojson, options) {
|
||||
return new L.GeoJSON.AJAX(geojson, options);
|
||||
};
|
||||
Loading…
Reference in New Issue
Block a user