Core Apps » ChatSecure:Android

		9212364E1FCD779D009F97F0 /* OTRMessageUnknownSenderCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9212364C1FCD779C009F97F0 /* OTRMessageUnknownSenderCell.swift */; };

		921236501FCD77B7009F97F0 /* OTRMessageUnknownSenderCell.xib in Resources */ = {isa = PBXBuildFile; fileRef = 9212364D1FCD779C009F97F0 /* OTRMessageUnknownSenderCell.xib */; };

		9212364C1FCD779C009F97F0 /* OTRMessageUnknownSenderCell.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = OTRMessageUnknownSenderCell.swift; sourceTree = "<group>"; };

		9212364D1FCD779C009F97F0 /* OTRMessageUnknownSenderCell.xib */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.xib; path = OTRMessageUnknownSenderCell.xib; sourceTree = "<group>"; };

				9212364C1FCD779C009F97F0 /* OTRMessageUnknownSenderCell.swift */,

				9212364D1FCD779C009F97F0 /* OTRMessageUnknownSenderCell.xib */,

				921236501FCD77B7009F97F0 /* OTRMessageUnknownSenderCell.xib in Resources */,

				9212364E1FCD779D009F97F0 /* OTRMessageUnknownSenderCell.swift in Sources */,

                        if !disableAutomaticURLFetching, let room = thread as? OTRXMPPRoom, let message = message as? OTRXMPPRoomMessage {

                            // For room messages, default to safe mode

                            disableAutomaticURLFetching = true

                            if let senderJidString = message.senderJID, let senderJID = XMPPJID(string: senderJidString), let roomJID = room.roomJID, let occupant = OTRXMPPRoomOccupant.occupant(jid: senderJID, realJID: senderJID, roomJID: roomJID, accountId: thread.threadAccountIdentifier, createIfNeeded: false, transaction: transaction), occupant.buddy(with: transaction) != nil {

                                // We have a buddy, i.e. we are friends with the sender.

                                disableAutomaticURLFetching = false

                            }

                        }

@objc public class OTRMessagesCollectionSupplementaryViewInfo: NSObject {

    public var kind:String

    public var height:CGFloat

    @objc public init(kind:String, height:CGFloat) {

        self.kind = kind

        self.height = height

        super.init()

    }

}

@objc public protocol OTRMessagesCollectionViewFlowLayoutSupplementaryViewProtocol {

    func supplementaryViewsForCellAtIndexPath(_ indexPath: IndexPath) -> [OTRMessagesCollectionSupplementaryViewInfo]?

}

    @objc open weak var supplementaryViewDelegate:OTRMessagesCollectionViewFlowLayoutSupplementaryViewProtocol?

    open override var collectionViewContentSize: CGSize {

        var size = super.collectionViewContentSize

        if let delegate = self.supplementaryViewDelegate {

            for section in 0..<self.collectionView.numberOfSections {

                for item in 0..<self.collectionView.numberOfItems(inSection: section) {

                    if let views = delegate.supplementaryViewsForCellAtIndexPath(IndexPath(item: item, section: section)) {

                        for view in views {

                            size.height += view.height

                        }

                    }

                }

            }

        }

        return size

    }

    override open func layoutAttributesForElements(in rect: CGRect) -> [UICollectionViewLayoutAttributes]? {

        guard var attributes = super.layoutAttributesForElements(in: rect) else { return nil }

        var offset:CGFloat = 0

        for attribute in attributes {

            if (attribute.representedElementCategory == UICollectionElementCategory.cell) {

                attribute.frame = attribute.frame.offsetBy(dx: 0, dy: offset)

                if let delegate = self.supplementaryViewDelegate {

                    if let views = delegate.supplementaryViewsForCellAtIndexPath(attribute.indexPath) {

                        for view in views {

                            offset += view.height

                            let suppViewAttrs = UICollectionViewLayoutAttributes(forSupplementaryViewOfKind: view.kind, with: attribute.indexPath)

                            suppViewAttrs.frame = CGRect(x: attribute.frame.origin.x, y: attribute.frame.origin.y+attribute.frame.size.height, width: attribute.frame.size.width, height: view.height)

                            attributes.append(suppViewAttrs)

                        }

                    }

                }

            }

        }

        return attributes

    }

@interface OTRMessagesViewController () <UITextViewDelegate, OTRAttachmentPickerDelegate, OTRYapViewHandlerDelegateProtocol, OTRMessagesCollectionViewFlowLayoutSizeProtocol, OTRMessagesCollectionViewFlowLayoutSupplementaryViewProtocol, OTRRoomOccupantsViewControllerDelegate> {

@property (nonatomic) BOOL automaticURLFetchingDisabled;

@property (nonatomic, strong) OTRMessagesUnknownSenderCell *prototypeCellUnknownSender;

    layout.supplementaryViewDelegate = self;

    UINib *nib = [UINib nibWithNibName:@"OTRMessageUnknownSenderCell" bundle:OTRAssets.resourcesBundle];

    [self.collectionView registerNib:nib forSupplementaryViewOfKind:[OTRMessagesUnknownSenderCell reuseIdentifier] withReuseIdentifier:[OTRMessagesUnknownSenderCell reuseIdentifier]];

        self.automaticURLFetchingDisabled = [[self accountWithTransaction:transaction] disableAutomaticURLFetching];

#pragma - mark OTRMessagesCollectionViewFlowLayoutSupplementaryViewProtocol

- (nullable NSArray *)supplementaryViewsForCellAtIndexPath:(NSIndexPath *)indexPath {

    id<OTRMessageProtocol,JSQMessageData> message = [self messageAtIndexPath:indexPath];

    if ([self isGroupChat] && [message isKindOfClass:[OTRGroupDownloadMessage class]]) {

        OTRGroupDownloadMessage *roomMessage = (OTRGroupDownloadMessage *)message;

        // A message that is not automatically downloaded, even though auto download not disabled, means that this is group download message from someone who is not our friend.

        if ([roomMessage.messageError isAutomaticDownloadError] && !self.automaticURLFetchingDisabled && [roomMessage.media isKindOfClass:[OTRImageItem class]]) {

            if (!_prototypeCellUnknownSender) {

                UINib *nib = [UINib nibWithNibName:@"OTRMessageUnknownSenderCell" bundle:OTRAssets.resourcesBundle];

                _prototypeCellUnknownSender = (OTRMessagesUnknownSenderCell *)[nib instantiateWithOwner:self options:nil][0];

            }

            [self populateUnknownSenderCell:_prototypeCellUnknownSender withMessage:message];

            [_prototypeCellUnknownSender setNeedsLayout];

            [_prototypeCellUnknownSender layoutIfNeeded];

            _prototypeCellUnknownSender.frame = CGRectMake(0, 0, self.collectionView.bounds.size.width, _prototypeCellUnknownSender.frame.size.height);

            int height = [_prototypeCellUnknownSender systemLayoutSizeFittingSize:UILayoutFittingCompressedSize].height + 1;

            OTRMessagesCollectionSupplementaryViewInfo *info = [[OTRMessagesCollectionSupplementaryViewInfo alloc] initWithKind:[OTRMessagesUnknownSenderCell reuseIdentifier] height:height];

            return [NSArray arrayWithObject:info];

        }

    }

    return nil;

}

- (void)populateUnknownSenderCell:(OTRMessagesUnknownSenderCell *)cell withMessage:(id<OTRMessageProtocol,JSQMessageData>)message {

    cell.titleLabel.text = [NSString stringWithFormat:ADD_FRIEND_TO_AUTO_DOWNLOAD(), message.senderDisplayName];

}

- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath {

    if ([OTRMessagesUnknownSenderCell.reuseIdentifier isEqualToString:kind]) {

        id<OTRMessageProtocol,JSQMessageData> message = [self messageAtIndexPath:indexPath];

        OTRMessagesUnknownSenderCell *cell = [collectionView dequeueReusableSupplementaryViewOfKind:kind withReuseIdentifier:kind forIndexPath:indexPath];

        [self populateUnknownSenderCell:cell withMessage:message];

        return cell;

    }

    // We should never get there, but if we do, don't return nil

    return [[UICollectionReusableView alloc] initWithFrame:CGRectZero];

}

//

//  OTRMessageUnknownSenderCell.swift

//  ChatSecureCore

//

//  Created by N-Pex on 2017-11-27.

//  Copyright © 2017 Chris Ballinger. All rights reserved.

//

@objc public class OTRMessagesUnknownSenderCell: UICollectionReusableView {

    @objc public static let reuseIdentifier = "unknownSenderCell"

    @objc @IBOutlet open weak var titleLabel:UILabel!

    override open func layoutSubviews() {

        super.layoutSubviews()

        for view in subviews {

            if let label = view as? UILabel {

                if label.numberOfLines == 0 {

                    label.preferredMaxLayoutWidth = label.bounds.width

                }

            }

        }

    }

}

<?xml version="1.0" encoding="UTF-8"?>

<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="13529" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">

    <device id="retina4_7" orientation="portrait">

        <adaptation id="fullscreen"/>

    </device>

    <dependencies>

        <deployment identifier="iOS"/>

        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13527"/>

        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>

    </dependencies>

    <objects>

        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>

        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>

        <collectionReusableView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="22J-kO-64R" customClass="OTRMessagesUnknownSenderCell" customModule="ChatSecureCore">

            <rect key="frame" x="0.0" y="0.0" width="375" height="50"/>

            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>

            <subviews>

                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="1000" verticalHuggingPriority="1000" horizontalCompressionResistancePriority="1000" verticalCompressionResistancePriority="1000" text="No data" textAlignment="center" lineBreakMode="wordWrap" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="tP4-Uw-Q8q">

                    <rect key="frame" x="10" y="10" width="355" height="30"/>

                    <fontDescription key="fontDescription" type="system" pointSize="12"/>

                    <color key="textColor" white="0.66666666666666663" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>

                    <nil key="highlightedColor"/>

                </label>

            </subviews>

            <color key="backgroundColor" cocoaTouchSystemColor="groupTableViewBackgroundColor"/>

            <constraints>

                <constraint firstAttribute="bottom" secondItem="tP4-Uw-Q8q" secondAttribute="bottom" constant="10" id="PTO-Cn-PH4"/>

                <constraint firstAttribute="trailing" secondItem="tP4-Uw-Q8q" secondAttribute="trailing" constant="10" id="ZqZ-wZ-92N"/>

                <constraint firstItem="tP4-Uw-Q8q" firstAttribute="leading" secondItem="22J-kO-64R" secondAttribute="leading" constant="10" id="lTY-I5-fsW"/>

                <constraint firstItem="tP4-Uw-Q8q" firstAttribute="top" secondItem="22J-kO-64R" secondAttribute="top" constant="10" id="vjV-ke-Pc2"/>

            </constraints>

            <connections>

                <outlet property="titleLabel" destination="tP4-Uw-Q8q" id="b4e-Ao-C3K"/>

            </connections>

        </collectionReusableView>

    </objects>

</document>

/** "Is %@ your friend? Add him/her to auto-download pictures in the future.", Shown in chat view to prompt user to add friend for auto-download of group media messages. */

FOUNDATION_EXPORT NSString* ADD_FRIEND_TO_AUTO_DOWNLOAD();

/** "Is %@ your friend? Add him/her to auto-download pictures in the future.", Shown in chat view to prompt user to add friend for auto-download of group media messages. */

NSString* ADD_FRIEND_TO_AUTO_DOWNLOAD() { return [OTRLanguageManager translatedString:@"Is %@ your friend? Add him/her to auto-download pictures in the future."]; }

    }, "ADD_FRIEND_TO_AUTO_DOWNLOAD": {

        "comment": "Shown in chat view to prompt user to add friend for auto-download of group media messages.",

        "string": "Is %@ your friend? Add him/her to auto-download pictures in the future."