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1 /* This Source Code Form is subject to the terms of the Mozilla Public |
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2 * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
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3 * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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4 |
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5 "use strict"; |
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6 |
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7 const { interfaces: Ci, utils: Cu } = Components; |
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8 |
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9 Cu.import("resource://gre/modules/XPCOMUtils.jsm"); |
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10 Cu.import("resource://gre/modules/Services.jsm"); |
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11 |
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12 XPCOMUtils.defineLazyServiceGetter(this, "cpmm", |
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13 "@mozilla.org/childprocessmessagemanager;1", |
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14 "nsIMessageSender"); |
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15 |
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16 function paymentSuccess(aRequestId) { |
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17 return function(aResult) { |
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18 closePaymentWindow(aRequestId, function() { |
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19 cpmm.sendAsyncMessage("Payment:Success", { requestId: aRequestId, |
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20 result: aResult }); |
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21 }); |
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22 }; |
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23 } |
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24 |
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25 function paymentFailed(aRequestId) { |
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26 return function(aErrorMsg) { |
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27 closePaymentWindow(aRequestId, function() { |
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28 cpmm.sendAsyncMessage("Payment:Failed", { requestId: aRequestId, |
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29 errorMsg: aErrorMsg }); |
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30 }); |
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31 }; |
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32 } |
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33 |
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34 let payments = {}; |
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35 |
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36 function closePaymentWindow(aId, aCallback) { |
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37 if (payments[aId]) { |
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38 payments[aId].handled = true; |
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39 payments[aId].win.close(); |
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40 payments[aId] = null; |
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41 } |
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42 |
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43 aCallback(); |
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44 } |
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45 |
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46 function PaymentUI() {} |
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47 |
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48 PaymentUI.prototype = { |
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49 classID: Components.ID("{ede1124f-72e8-4a31-9567-3270d46f21fb}"), |
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50 QueryInterface: XPCOMUtils.generateQI([Ci.nsIPaymentUIGlue]), |
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51 |
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52 confirmPaymentRequest: function(aRequestId, aRequests, aSuccessCb, aErrorCb) { |
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53 // If there's only one payment provider that will work, just move on |
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54 // without prompting the user. |
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55 if (aRequests.length == 1) { |
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56 aSuccessCb.onresult(aRequestId, aRequests[0].type); |
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57 return; |
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58 } |
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59 |
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60 let items = []; |
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61 |
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62 // Otherwise, let the user select a payment provider from a list. |
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63 for (let i = 0; i < aRequests.length; i++) { |
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64 let request = aRequests[i]; |
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65 let requestText = request.providerName; |
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66 if (request.productPrice && Array.isArray(request.productPrice)) { |
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67 // We should guess the user currency and use that instead. |
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68 requestText += " (" + request.productPrice[0].amount + " " + |
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69 request.productPrice[0].currency + ")"; |
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70 } |
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71 items.push(requestText); |
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72 } |
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73 |
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74 let selected = {}; |
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75 |
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76 let bundle = Services.strings. |
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77 createBundle("chrome://webapprt/locale/webapp.properties"); |
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78 let result = Services.prompt. |
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79 select(null, bundle.GetStringFromName("paymentDialog.title"), |
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80 bundle.GetStringFromName("paymentDialog.message"), |
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81 items.length, items, selected); |
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82 if (result) { |
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83 aSuccessCb.onresult(aRequestId, |
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84 aRequests[selected.value].type); |
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85 } else { |
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86 aErrorCb.onresult(aRequestId, "USER_CANCELLED"); |
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87 } |
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88 }, |
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89 |
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90 showPaymentFlow: function(aRequestId, aPaymentFlowInfo, aErrorCb) { |
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91 let win = Services.ww. |
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92 openWindow(null, |
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93 "chrome://webapprt/content/webapp.xul", |
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94 "_blank", |
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95 "chrome,dialog=no,resizable,scrollbars,centerscreen", |
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96 null); |
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97 |
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98 // Store a reference to the window so that we can close it when the payment |
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99 // succeeds or fails. |
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100 payments[aRequestId] = { win: win, handled: false }; |
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101 |
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102 // Inject paymentSuccess and paymentFailed methods into the document after |
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103 // its loaded. |
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104 win.addEventListener("DOMContentLoaded", function onDOMContentLoaded() { |
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105 win.removeEventListener("DOMContentLoaded", onDOMContentLoaded); |
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106 |
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107 let browserElement = win.document.getElementById("content"); |
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108 browserElement. |
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109 setAttribute("src", aPaymentFlowInfo.uri + aPaymentFlowInfo.jwt); |
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110 |
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111 browserElement.addEventListener("DOMWindowCreated", |
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112 function onDOMWindowCreated() { |
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113 browserElement.removeEventListener("DOMWindowCreated", |
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114 onDOMWindowCreated); |
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115 |
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116 |
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117 win.document.getElementById("content").contentDocument.defaultView |
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118 .wrappedJSObject.mozPaymentProvider = { |
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119 __exposedProps__: { |
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120 paymentSuccess: 'r', |
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121 paymentFailed: 'r' |
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122 }, |
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123 paymentSuccess: paymentSuccess(aRequestId), |
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124 paymentFailed: paymentFailed(aRequestId) |
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125 }; |
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126 }, true); |
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127 }); |
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128 |
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129 let winObserver = function(aClosedWin, aTopic) { |
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130 if (aTopic == "domwindowclosed") { |
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131 // Fail the payment if the window is closed. |
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132 if (aClosedWin == win) { |
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133 Services.ww.unregisterNotification(winObserver); |
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134 if (payments[aRequestId] && !payments[aRequestId].handled) { |
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135 aErrorCb.onresult(aRequestId, "USER_CANCELLED"); |
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136 } |
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137 } |
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138 } |
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139 } |
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140 |
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141 Services.ww.registerNotification(winObserver); |
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142 }, |
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143 |
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144 cleanup: function() { |
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145 }, |
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146 } |
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147 |
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148 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PaymentUI]); |