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1 /** |
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2 * JSONRequest.js |
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3 * |
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4 * Copyright, Moxiecode Systems AB |
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5 * Released under LGPL License. |
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6 * |
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7 * License: http://www.tinymce.com/license |
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8 * Contributing: http://www.tinymce.com/contributing |
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9 */ |
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10 |
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11 /** |
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12 * This class enables you to use JSON-RPC to call backend methods. |
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13 * |
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14 * @class tinymce.util.JSONRequest |
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15 * @example |
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16 * var json = new tinymce.util.JSONRequest({ |
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17 * url: 'somebackend.php' |
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18 * }); |
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19 * |
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20 * // Send RPC call 1 |
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21 * json.send({ |
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22 * method: 'someMethod1', |
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23 * params: ['a', 'b'], |
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24 * success: function(result) { |
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25 * console.dir(result); |
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26 * } |
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27 * }); |
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28 * |
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29 * // Send RPC call 2 |
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30 * json.send({ |
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31 * method: 'someMethod2', |
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32 * params: ['a', 'b'], |
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33 * success: function(result) { |
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34 * console.dir(result); |
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35 * } |
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36 * }); |
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37 */ |
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38 define("tinymce/util/JSONRequest", [ |
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39 "tinymce/util/JSON", |
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40 "tinymce/util/XHR", |
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41 "tinymce/util/Tools" |
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42 ], function(JSON, XHR, Tools) { |
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43 var extend = Tools.extend; |
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44 |
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45 function JSONRequest(settings) { |
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46 this.settings = extend({}, settings); |
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47 this.count = 0; |
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48 } |
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49 |
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50 /** |
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51 * Simple helper function to send a JSON-RPC request without the need to initialize an object. |
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52 * Consult the Wiki API documentation for more details on what you can pass to this function. |
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53 * |
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54 * @method sendRPC |
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55 * @static |
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56 * @param {Object} o Call object where there are three field id, method and params this object should also contain callbacks etc. |
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57 */ |
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58 JSONRequest.sendRPC = function(o) { |
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59 return new JSONRequest().send(o); |
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60 }; |
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61 |
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62 JSONRequest.prototype = { |
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63 /** |
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64 * Sends a JSON-RPC call. Consult the Wiki API documentation for more details on what you can pass to this function. |
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65 * |
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66 * @method send |
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67 * @param {Object} args Call object where there are three field id, method and params this object should also contain callbacks etc. |
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68 */ |
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69 send: function(args) { |
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70 var ecb = args.error, scb = args.success; |
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71 |
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72 args = extend(this.settings, args); |
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73 |
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74 args.success = function(c, x) { |
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75 c = JSON.parse(c); |
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76 |
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77 if (typeof c == 'undefined') { |
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78 c = { |
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79 error: 'JSON Parse error.' |
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80 }; |
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81 } |
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82 |
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83 if (c.error) { |
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84 ecb.call(args.error_scope || args.scope, c.error, x); |
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85 } else { |
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86 scb.call(args.success_scope || args.scope, c.result); |
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87 } |
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88 }; |
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89 |
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90 args.error = function(ty, x) { |
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91 if (ecb) { |
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92 ecb.call(args.error_scope || args.scope, ty, x); |
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93 } |
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94 }; |
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95 |
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96 args.data = JSON.serialize({ |
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97 id: args.id || 'c' + (this.count++), |
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98 method: args.method, |
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99 params: args.params |
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100 }); |
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101 |
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102 // JSON content type for Ruby on rails. Bug: #1883287 |
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103 args.content_type = 'application/json'; |
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104 |
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105 XHR.send(args); |
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106 } |
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107 }; |
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108 |
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109 return JSONRequest; |
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110 }); |