Load photos of LDAP-based address books in listing

Fixes #3942

NEWS

@@ -7,6 +7,7 @@ New features
 Enhancements
  - [web] prevent using localhost on additional IMAP accounts
  - [web] renamed buttons of alarm toast (#3945)
+ - [web] load photos of LDAP-based address books in contacts list (#3942)
 
 Bug fixes
  - [core] honor blocking wrong login attemps within time interval (#2850)

SoObjects/Contacts/SOGoContactSourceFolder.m

@@ -338,6 +338,10 @@ - (NSDictionary *) _flattenedRecord: (NSDictionary *) oldRecord
       [newRecord setObject: data forKey: @"contactInfo"];
     }
 
+  // photo => hasPhoto
+  data = [oldRecord objectForKey: @"photo"];
+  [newRecord setObject: [NSNumber numberWithInt: [data length] ? 1 : 0] forKey: @"hasPhoto"];
+
   recordSource = [oldRecord objectForKey: @"source"];
   if ([recordSource conformsToProtocol: @protocol (SOGoDNSource)] &&
       [[(NSObject <SOGoDNSource>*) recordSource MSExchangeHostname] length])

UI/WebServerResources/js/Common/Resource.service.js

@@ -56,6 +56,21 @@
     return new Resource(this._http, this._q, '/' + path.join('/'), this._activeUser);
   };
 
+  /**
+   * @function path
+   * @memberof Resource.prototype
+   * @desc Create a URL of the resource context with any number of additional segments
+   * @return an absolute URL
+   */
+  Resource.prototype.path = function() {
+    var path = [this._path];
+
+    if (arguments.length > 0)
+      Array.prototype.push.apply(path, Array.prototype.slice.call(arguments));
+
+    return path.join('/');
+  };
+
   /**
    * @function fetch
    * @memberof Resource.prototype

UI/WebServerResources/js/Contacts/Card.service.js

@@ -152,6 +152,8 @@
       Card.$Preferences.avatar(this.$$email, 32, {no_404: true}).then(function(url) {
         _this.$$image = url;
       });
+    if (this.hasphoto)
+      this.photoURL = Card.$$resource.path(this.pid, this.id, 'photo');
     if (this.isgroup)
       this.c_component = 'vlist';
     this.$avatarIcon = this.$isList()? 'group' : 'person';