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Diffstat (limited to 'htroot/Collage.java')
| -rwxr-xr-x | htroot/Collage.java | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/htroot/Collage.java b/htroot/Collage.java new file mode 100755 index 000000000..b82b1dadb --- /dev/null +++ b/htroot/Collage.java @@ -0,0 +1,110 @@ +// Collage.java +// ----------------------- +// part of YaCy +// (C) by Detlef Reichl; detlef!reichl()gmx!org +// Pforzheim, Germany, 2008 +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 2 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +// +// Using this software in any meaning (reading, learning, copying, compiling, +// running) means that you agree that the Author(s) is (are) not responsible +// for cost, loss of data or any harm that may be caused directly or indirectly +// by usage of this softare or this documentation. The usage of this software +// is on your own risk. The installation and usage (starting/running) of this +// software may allow other people or application to access your computer and +// any attached devices and is highly dependent on the configuration of the +// software which must be done by the user of the software; the author(s) is +// (are) also not responsible for proper configuration and usage of the +// software, even if provoked by documentation provided together with +// the software. +// +// Any changes to this file according to the GPL as documented in the file +// gpl.txt aside this file in the shipment you received can be done to the +// lines that follows this copyright notice here, but changes must not be +// done inside the copyright notive above. A re-distribution must contain +// the intact and unchanged copyright notice. +// Contributions and changes to the program code must be marked as such. + +import java.util.Random; + +import de.anomic.data.collageQueue; +import de.anomic.http.httpHeader; +import de.anomic.plasma.plasmaSwitchboard; +import de.anomic.server.serverObjects; +import de.anomic.server.serverSwitch; + +public class Collage { + private static final int fifoMax = 20; + private static final int posXMax = 800; + private static final int posYMax = 500; + + private static int fifoPos = -1; + private static int fifoSize = 0; + private static long zIndex = 0; + + private static collageQueue.ImageOriginEntry origins[] = new collageQueue.ImageOriginEntry[fifoMax]; + private static Integer imgWidth[] = new Integer[fifoMax]; + private static Integer imgHeight[] = new Integer[fifoMax]; + private static Integer imgPosX[] = new Integer[fifoMax]; + private static Integer imgPosY[] = new Integer[fifoMax]; + private static long imgZIndex[] = new long[fifoMax]; + + public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch<?> env) { + final serverObjects prop = new serverObjects(); + final plasmaSwitchboard sb = (plasmaSwitchboard) env; + Random rand = new Random(); + final boolean authenticated = sb.adminAuthenticated(header) >= 2; + collageQueue.ImageOriginEntry nextOrigin = collageQueue.next(!authenticated); + + if (nextOrigin != null) { + if (fifoSize == 0 || origins[fifoPos] != nextOrigin) { + fifoPos = fifoPos + 1 == fifoMax ? 0 : fifoPos + 1; + fifoSize = fifoSize + 1 > fifoMax ? fifoMax : fifoSize + 1; + origins[fifoPos] = nextOrigin; + + float scale = rand.nextFloat() * 1.5f + 1; + imgWidth[fifoPos] = (int) (((float)nextOrigin.imageEntry.width()) / scale); + imgHeight[fifoPos] = (int) (((float)nextOrigin.imageEntry.height()) / scale); + + imgPosX[fifoPos] = rand.nextInt(posXMax); + imgPosY[fifoPos] = rand.nextInt(posYMax); + + imgZIndex[fifoPos] = zIndex; + zIndex += 1; + } + } + + + if (fifoSize > 0) { + prop.put("imgurl", "1"); + + for (int i = 0; i < fifoSize; i++) + prop.put("imgurl_list_" + i + "_url", + "<a href=\"" + origins[i].baseURL.toNormalform(true, false) + "\">" + + "<img src=\"" + origins[i].imageEntry.url().toNormalform(true, false) + "\" style=\"width:" + imgWidth[i] + + "px;height:" + imgHeight[i] + + "px;position:absolute;top:" + imgPosY[i] + + "px;left:" + imgPosX[i] + + "px;z-index:" + imgZIndex[i] + "\" title=\"" + origins[i].baseURL.toNormalform(true, false) + "\">" + + "</a><br>"); + + prop.put("imgurl_list", fifoSize); + } else { + prop.put("imgurl", "0"); + } + + return prop; + } +}
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