<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!-- Created with Inkscape (http://www.inkscape.org/) -->

<svg
   xmlns:dc="http://purl.org/dc/elements/1.1/"
   xmlns:cc="http://creativecommons.org/ns#"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns:svg="http://www.w3.org/2000/svg"
   xmlns="http://www.w3.org/2000/svg"
   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
   width="1243.0377"
   height="1102.6987"
   id="svg2"
   version="1.1"
   inkscape:version="0.91 r13725"
   sodipodi:docname="architecture.svg"
   inkscape:export-filename="/home/matthias/Development/AppStream/appstream/docs/sources/images/architecture.png"
   inkscape:export-xdpi="79.659111"
   inkscape:export-ydpi="79.659111">
  <defs
     id="defs4">
    <marker
       inkscape:stockid="Arrow1Sstart"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Sstart"
       style="overflow:visible">
      <path
         id="path3923"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 Z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(0.2,0,0,0.2,1.2,0)"
         inkscape:connector-curvature="0" />
    </marker>
    <marker
       inkscape:stockid="Arrow2Send"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow2Send"
       style="overflow:visible">
      <path
         id="path3944"
         style="font-size:12px;fill-rule:evenodd;stroke-width:0.625;stroke-linejoin:round"
         d="M 8.7185878,4.0337352 -2.2072895,0.01601326 8.7185884,-4.0017078 c -1.7454984,2.3720609 -1.7354408,5.6174519 -6e-7,8.035443 z"
         transform="matrix(-0.3,0,0,-0.3,0.69,0)"
         inkscape:connector-curvature="0" />
    </marker>
  </defs>
  <sodipodi:namedview
     id="base"
     pagecolor="#ffffff"
     bordercolor="#666666"
     borderopacity="1.0"
     inkscape:pageopacity="0.0"
     inkscape:pageshadow="2"
     inkscape:zoom="0.49497475"
     inkscape:cx="154.25053"
     inkscape:cy="595.28025"
     inkscape:document-units="px"
     inkscape:current-layer="layer1"
     showgrid="true"
     inkscape:window-width="1920"
     inkscape:window-height="1016"
     inkscape:window-x="0"
     inkscape:window-y="0"
     inkscape:window-maximized="1"
     fit-margin-top="8"
     fit-margin-left="8"
     fit-margin-right="8"
     fit-margin-bottom="8">
    <inkscape:grid
       type="xygrid"
       id="grid2985"
       empspacing="5"
       visible="true"
       enabled="true"
       snapvisiblegridlinesonly="true"
       originx="531.3541"
       originy="-88.87497" />
  </sodipodi:namedview>
  <metadata
     id="metadata7">
    <rdf:RDF>
      <cc:Work
         rdf:about="">
        <dc:format>image/svg+xml</dc:format>
        <dc:type
           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
        <dc:title />
      </cc:Work>
    </rdf:RDF>
  </metadata>
  <g
     inkscape:label="Layer 1"
     inkscape:groupmode="layer"
     id="layer1"
     transform="translate(531.3541,139.21139)">
    <rect
       style="fill:none;stroke:#000096;stroke-width:6.70820189;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect2987"
       width="300"
       height="218.57144"
       x="-520"
       y="333.79089"
       ry="19.771048" />
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="-478"
       y="480.36218"
       id="text2989"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         x="-478"
         y="480.36218"
         id="tspan3100"
         style="font-size:35px">- Ratings</tspan><tspan
         sodipodi:role="line"
         x="-478"
         y="524.11218"
         id="tspan3102"
         style="font-size:35px">- Comments</tspan></text>
    <rect
       style="fill:#ffa31d;fill-opacity:1;stroke:#000096;stroke-width:2.63499999;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect3078"
       width="460"
       height="240"
       x="-140"
       y="692.36218"
       ry="38" />
    <rect
       style="fill:#595959;fill-opacity:1;stroke:#000096;stroke-width:3.60812235;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect2987-2-0"
       width="300"
       height="80"
       x="-58"
       y="754.36218"
       ry="26.666666" />
    <rect
       style="fill:#8a8a8a;fill-opacity:1;stroke:#000096;stroke-width:3.60812235;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect2987-2-4"
       width="300"
       height="80"
       x="-80"
       y="732.36218"
       ry="26.666666" />
    <rect
       style="fill:#ffffff;fill-opacity:1;stroke:#000096;stroke-width:3.60812235;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect2987-2"
       width="300"
       height="80"
       x="-100"
       y="-792.36218"
       ry="26.666666"
       transform="scale(1,-1)" />
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="-48"
       y="744.36224"
       id="text2989-1"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan2991-0"
         x="-48"
         y="744.36224"
         style="font-size:28px">desktop-files</tspan></text>
    <rect
       style="fill:#dcdcdc;fill-opacity:1;stroke:#000096;stroke-width:3.75;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect3048"
       width="360.19452"
       height="80.194649"
       x="159.80548"
       y="452.16766"
       ry="24.194662" />
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="181.08539"
       y="503.39734"
       id="text3050"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3052"
         x="181.08539"
         y="503.39734">app-icons.tar.gz</tspan></text>
    <rect
       style="fill:none;stroke:#000096;stroke-width:6.44190168;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect3054"
       width="899.90405"
       height="219.90427"
       x="-199.90405"
       y="332.4581"
       ry="19.904226" />
    <path
       style="fill:none;stroke:#000000;stroke-width:15;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;marker-start:none;marker-end:url(#Arrow2Send)"
       d="M 280,372.36218 280,12.362183"
       id="path3906-2"
       inkscape:connector-curvature="0"
       sodipodi:nodetypes="cc" />
    <rect
       ry="26.415529"
       y="352.73889"
       x="160.37671"
       height="83.623466"
       width="359.62329"
       id="rect3042"
       style="fill:#dcdcdc;fill-opacity:1;stroke:#000096;stroke-width:3.75;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" />
    <text
       sodipodi:linespacing="125%"
       id="text3044"
       y="403.39734"
       x="179.66797"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       xml:space="preserve"><tspan
         y="403.39734"
         x="179.66797"
         id="tspan3046"
         sodipodi:role="line">components.xml</tspan></text>
    <rect
       style="fill:none;stroke:#000096;stroke-width:7.36731577;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect3056"
       width="899.75708"
       height="339.89011"
       x="-199.75711"
       y="-127.52773"
       ry="19.890059" />
    <rect
       style="fill:none;stroke:#000096;stroke-width:6.25;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect3058"
       width="900"
       height="280.00018"
       x="-200"
       y="672.36218"
       ry="20.000143" />
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="368.28571"
       y="720.07648"
       id="text3060"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3062"
         x="368.28571"
         y="720.07648">Compose</tspan><tspan
         sodipodi:role="line"
         x="368.28571"
         y="770.07648"
         id="tspan3064">server</tspan></text>
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="558"
       y="528.36224"
       id="text3066"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3068"
         x="558"
         y="528.36224">Mirror</tspan></text>
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="-41.428574"
       y="886.64789"
       id="text3080"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3082"
         x="-41.428574"
         y="886.64789">package file</tspan></text>
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="560"
       y="188.36221"
       id="text3084"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3086"
         x="560"
         y="188.36221">Client</tspan></text>
    <rect
       ry="38"
       y="-87.637817"
       x="-146"
       height="114"
       width="266"
       id="rect3088"
       style="fill:#dae9e1;fill-opacity:1;stroke:#000096;stroke-width:3.75;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" />
    <text
       sodipodi:linespacing="125%"
       id="text3090"
       y="-42.725708"
       x="-11.234375"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       xml:space="preserve"><tspan
         y="-42.725708"
         x="-11.234375"
         sodipodi:role="line"
         id="tspan3098"
         style="text-align:center;text-anchor:middle">Software</tspan><tspan
         y="7.274292"
         x="-11.234375"
         sodipodi:role="line"
         style="text-align:center;text-anchor:middle"
         id="tspan4219">Center</tspan></text>
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="-482"
       y="384.36218"
       id="text3106"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3108"
         x="-482"
         y="384.36218">Feedback</tspan><tspan
         sodipodi:role="line"
         x="-482"
         y="434.36218"
         id="tspan3149">Server</tspan></text>
    <rect
       style="fill:#dcdcc2;fill-opacity:1;stroke:#000096;stroke-width:3.6545527;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect3110"
       width="360"
       height="80"
       x="-160"
       y="92.362183"
       ry="26.666668" />
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';text-align:center;letter-spacing:0px;word-spacing:0px;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none"
       x="10.525391"
       y="143.39734"
       id="text3112"
       sodipodi:linespacing="125%"><tspan
         style="text-align:center;text-anchor:middle"
         sodipodi:role="line"
         x="10.525391"
         y="143.39734"
         id="tspan5978">PackageKit</tspan></text>
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="370"
       y="810.36218"
       id="text3122"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3124"
         x="370"
         y="810.36218"
         style="font-size:30px">- extract metadata</tspan><tspan
         sodipodi:role="line"
         x="370"
         y="835.59863"
         style="font-size:17.5px"
         id="tspan4224">    (metainfo files, desktop files,</tspan><tspan
         sodipodi:role="line"
         x="370"
         y="857.47363"
         style="font-size:17.5px"
         id="tspan4228">     pkg-config, ...)</tspan><tspan
         sodipodi:role="line"
         x="370"
         y="891.61218"
         id="tspan3126"
         style="font-size:30px">- construct metadata</tspan><tspan
         sodipodi:role="line"
         x="370"
         y="916.84863"
         style="font-size:17.5px"
         id="tspan4230">    (AppStream collection XML or YAML)</tspan></text>
    <rect
       ry="26.666666"
       y="-87.637817"
       x="200"
       height="80.000175"
       width="360"
       id="rect3896"
       style="fill:#dccdc2;fill-opacity:1;stroke:#000096;stroke-width:3.75;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" />
    <text
       sodipodi:linespacing="125%"
       id="text3898"
       y="-36.602661"
       x="220.04297"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       xml:space="preserve"><tspan
         y="-36.602661"
         x="220.04297"
         id="tspan3900"
         sodipodi:role="line">cache / data pool</tspan></text>
    <path
       style="fill:none;stroke:#000000;stroke-width:15;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;marker-start:none;marker-end:url(#Arrow2Send)"
       d="m 260,692.36218 0,-140"
       id="path3906"
       inkscape:connector-curvature="0"
       sodipodi:nodetypes="cc" />
    <path
       style="fill:none;stroke:#000000;stroke-width:10;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;marker-start:url(#Arrow1Sstart);marker-end:url(#Arrow2Send)"
       d="m 0,92.362183 0,-60"
       id="path3906-2-7"
       inkscape:connector-curvature="0"
       sodipodi:nodetypes="cc" />
    <path
       style="fill:none;stroke:#000000;stroke-width:10;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;marker-start:none;marker-end:url(#Arrow2Send)"
       d="m 200,-47.637817 -80.13281,0"
       id="path3906-2-7-6"
       inkscape:connector-curvature="0"
       sodipodi:nodetypes="cc" />
    <path
       style="fill:none;stroke:#000000;stroke-width:15;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;marker-start:url(#Arrow1Sstart);marker-end:url(#Arrow2Send)"
       d="M -357.14285,329.50504 -140,12.362183"
       id="path3906-2-5"
       inkscape:connector-curvature="0"
       sodipodi:nodetypes="cc" />
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="-396"
       y="184.36218"
       id="text5962"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan5964"
         x="-396"
         y="184.36218">oauth</tspan></text>
    <text
       sodipodi:linespacing="125%"
       id="text5966"
       y="266.04236"
       x="316.99454"
       style="font-style:normal;font-weight:normal;font-size:29.04950714px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       xml:space="preserve"><tspan
         y="266.04236"
         x="316.99454"
         id="tspan5968"
         sodipodi:role="line">Rebuild on</tspan><tspan
         y="302.35425"
         x="316.99454"
         sodipodi:role="line"
         id="tspan5980">repo-enable, etc</tspan></text>
    <text
       sodipodi:linespacing="125%"
       id="text5970"
       y="83.684372"
       x="288.09027"
       style="font-style:normal;font-weight:normal;font-size:30.25041962px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       xml:space="preserve"
       transform="scale(1.0413403,0.96030088)"><tspan
         y="83.684372"
         x="288.09027"
         id="tspan5972"
         sodipodi:role="line">priority,</tspan><tspan
         y="121.4974"
         x="288.09027"
         sodipodi:role="line"
         id="tspan5974">stemming</tspan></text>
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:29.04950714px;line-height:125%;font-family:'Open Sans';text-align:end;letter-spacing:0px;word-spacing:0px;text-anchor:end;fill:#000000;fill-opacity:1;stroke:none"
       x="238"
       y="606.36218"
       id="text5982"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan5984"
         x="238"
         y="606.36218">Rebuild on</tspan><tspan
         id="tspan5986"
         sodipodi:role="line"
         x="238"
         y="642.67407">repo-compose</tspan></text>
    <path
       style="fill:none;stroke:#000000;stroke-width:15;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1;marker-start:none;marker-end:url(#Arrow2Send)"
       d="m -20,398.07647 0,-205.71429"
       id="path3906-2-1"
       inkscape:connector-curvature="0"
       sodipodi:nodetypes="cc" />
    <rect
       style="fill:#dcdcdc;fill-opacity:1;stroke:#000096;stroke-width:3.75;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
       id="rect3070"
       width="266"
       height="140"
       x="-146"
       y="374.36218"
       ry="22.000143" />
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="-109.98242"
       y="434.27429"
       id="text3072"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan3074"
         x="-109.98242"
         y="434.27429">Package</tspan><tspan
         sodipodi:role="line"
         x="-109.98242"
         y="484.27429"
         id="tspan3076">metadata</tspan></text>
    <text
       xml:space="preserve"
       style="font-style:normal;font-weight:normal;font-size:40px;line-height:125%;font-family:'Open Sans';letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none"
       x="-48"
       y="776.36224"
       id="text2989-1-1"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan2991-0-8"
         x="-48"
         y="776.36224"
         style="font-size:28px">XML metadata</tspan></text>
  </g>
</svg>