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gaia/apps/settings/js/panels/about/hardware_info.js

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+/**
+ * Handle HardwareInfo related functionality
+ *
+ * @module about/HardwareInfo
+ */
+define(function(require) {
+  'use strict';
+
+  /**
+   * @alias module:about/HardwareInfo
+   * @class HardwareInfo
+   * @returns {HardwareInfo}
+   */
+  var HardwareInfo = function() {
+    this._elements = null;
+  };
+
+  HardwareInfo.prototype = {
+    /**
+     * initialization.
+     *
+     * @access public
+     * @memberOf HardwareInfo.prototype
+     * @param {HTMLElement} elements
+     */
+    init: function hi_init(elements) {
+      this._elements = elements;
+
+      this._loadHardwareInfo();
+    },
+
+    /**
+     * Load hardware related informations.
+     *
+     * @access private
+     * @memberOf HardwareInfo.prototype
+     */
+    _loadHardwareInfo: function hi__loadHardwareInfo() {
+      var _conns = navigator.mozMobileConnections;
+      if (!_conns) {
+        this._elements.deviceInfoPhoneNum.hidden = true;
+        return;
+      }
+
+      var _isMultiSim = _conns.length > 1;
+      // Only show the list item when there are valid iccinfos.
+      var _hideListItem = true;
+
+      // update msisdns
+      while (this._elements.deviceInfoMsisdns.hasChildNodes()) {
+        this._elements.deviceInfoMsisdns.removeChild(
+          this._elements.deviceInfoMsisdns.lastChild);
+      }
+
+      Array.prototype.forEach.call(_conns, function(conn, index) {
+        var iccId = conn.iccId;
+        if (!iccId) {
+          return;
+        }
+
+        var iccObj = navigator.mozIccManager.getIccById(iccId);
+        if (!iccObj) {
+          return;
+        }
+
+        var iccInfo = iccObj.iccInfo;
+        if (!iccInfo) {
+          return;
+        }
+
+        _hideListItem = false;
+        var span = this._renderPhoneNumberElement(iccInfo, index, _isMultiSim);
+        this._elements.deviceInfoMsisdns.appendChild(span);
+      }.bind(this));
+
+      this._elements.deviceInfoPhoneNum.hidden = _hideListItem;
+    },
+
+    /**
+     * render phone number element based on SIM card info.
+     *
+     * If the icc card is gsm card, the phone number is in msisdn.
+     * Otherwise, the phone number is in mdn.
+     *
+     * @access private
+     * @memberOf HardwareInfo.prototype
+     * @param {Object} iccInfo iccInfo data
+     * @param {Number} index index number
+     * @param {Boolean} isMultiSim has multiple SIM
+     * @return {HTMLElement} span element with number info
+     */
+    _renderPhoneNumberElement: function hi__renderPhoneNumberElement(
+      iccInfo, index, isMultiSim) {
+        var span = document.createElement('span');
+        var msisdn = iccInfo.msisdn || iccInfo.mdn;
+        if (msisdn) {
+          if (isMultiSim) {
+            document.l10n.setAttributes(span,
+              'deviceInfo-MSISDN-with-index', {
+                index: index + 1,
+                msisdn: msisdn
+            });
+          } else {
+            span.textContent = msisdn;
+          }
+        } else {
+          if (isMultiSim) {
+            document.l10n.setAttributes(span,
+              'unknown-phoneNumber-sim', { index: index + 1 });
+          } else {
+            span.setAttribute('data-l10n-id', 'unknown-phoneNumber');
+          }
+        }
+        return span;
+    }
+  };
+
+  return function ctor_hardwareInfo() {
+    return new HardwareInfo();
+  };
+});