From 75111e33d953530d6f3e81b617962881d4a5074c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stephan=20Mei=C3=9Fl?= <stephan.meissl@eox.at>
Date: Mon, 2 Mar 2020 22:37:20 +0100
Subject: [PATCH] First setup of structure.

---
 README.md                                     | 21 ++++-
 documentation/.gitignore                      |  1 +
 documentation/operations-guide/Makefile       | 20 +++++
 documentation/operations-guide/conf.py        | 66 +++++++++++++++
 documentation/operations-guide/index.rst      | 28 +++++++
 documentation/operations-guide/intro.md       |  5 ++
 documentation/operations-guide/make.bat       | 35 ++++++++
 .../operations-guide/operations-guide.md      | 10 +++
 documentation/usage-guide/Makefile            | 20 +++++
 documentation/usage-guide/conf.py             | 66 +++++++++++++++
 documentation/usage-guide/downloading.md      |  2 +
 documentation/usage-guide/index.rst           | 33 ++++++++
 documentation/usage-guide/intro.md            |  8 ++
 documentation/usage-guide/make.bat            | 35 ++++++++
 documentation/usage-guide/sample-requests.md  | 82 +++++++++++++++++++
 documentation/usage-guide/searching.md        |  1 +
 documentation/usage-guide/viewing.md          |  1 +
 documentation/usage-guide/web-client.md       |  6 ++
 18 files changed, 439 insertions(+), 1 deletion(-)
 create mode 100644 documentation/.gitignore
 create mode 100644 documentation/operations-guide/Makefile
 create mode 100644 documentation/operations-guide/conf.py
 create mode 100644 documentation/operations-guide/index.rst
 create mode 100644 documentation/operations-guide/intro.md
 create mode 100644 documentation/operations-guide/make.bat
 create mode 100644 documentation/operations-guide/operations-guide.md
 create mode 100644 documentation/usage-guide/Makefile
 create mode 100644 documentation/usage-guide/conf.py
 create mode 100644 documentation/usage-guide/downloading.md
 create mode 100644 documentation/usage-guide/index.rst
 create mode 100644 documentation/usage-guide/intro.md
 create mode 100644 documentation/usage-guide/make.bat
 create mode 100644 documentation/usage-guide/sample-requests.md
 create mode 100644 documentation/usage-guide/searching.md
 create mode 100644 documentation/usage-guide/viewing.md
 create mode 100644 documentation/usage-guide/web-client.md

diff --git a/README.md b/README.md
index 34f0fa70..ab53ce0a 100644
--- a/README.md
+++ b/README.md
@@ -150,7 +150,7 @@ see new service in #7
 * provides external service for OpenSearch, WMS, & WCS
 * renders WMS requests received from cache or seeder
 
-## TODO: ELK stack
+### TODO: ELK stack
 
 see #9
 
@@ -201,4 +201,23 @@ docker exec -it $(docker ps -qf "name=emg-pvs_renderer") python3 /var/www/pvs/de
 docker exec -it $(docker ps -qf "name=emg-pvs_renderer") mv Emergency.sqlite /cache-db/emg_mapcache_cache.sqlite
 ```
 
+# Documentation
+
+## Installation
+
+```bash
+python3 -m pip install spinx recommonmark
+```
+
+## Generation
+
+```bash
+make html
+
+# For pdf output run:
+make latex
+make latexpdf
+```
+
+The documentation is generated in the respective *_build/html* directory.
 
diff --git a/documentation/.gitignore b/documentation/.gitignore
new file mode 100644
index 00000000..136ea96b
--- /dev/null
+++ b/documentation/.gitignore
@@ -0,0 +1 @@
+/*/_build/*
diff --git a/documentation/operations-guide/Makefile b/documentation/operations-guide/Makefile
new file mode 100644
index 00000000..d4bb2cbb
--- /dev/null
+++ b/documentation/operations-guide/Makefile
@@ -0,0 +1,20 @@
+# Minimal makefile for Sphinx documentation
+#
+
+# You can set these variables from the command line, and also
+# from the environment for the first two.
+SPHINXOPTS    ?=
+SPHINXBUILD   ?= sphinx-build
+SOURCEDIR     = .
+BUILDDIR      = _build
+
+# Put it first so that "make" without argument is like "make help".
+help:
+	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+
+.PHONY: help Makefile
+
+# Catch-all target: route all unknown targets to Sphinx using the new
+# "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
+%: Makefile
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
diff --git a/documentation/operations-guide/conf.py b/documentation/operations-guide/conf.py
new file mode 100644
index 00000000..24267b88
--- /dev/null
+++ b/documentation/operations-guide/conf.py
@@ -0,0 +1,66 @@
+# Configuration file for the Sphinx documentation builder.
+#
+# This file only contains a selection of the most common options. For a full
+# list see the documentation:
+# https://www.sphinx-doc.org/en/master/usage/configuration.html
+
+# -- Path setup --------------------------------------------------------------
+
+# If extensions (or modules to document with autodoc) are in another directory,
+# add these directories to sys.path here. If the directory is relative to the
+# documentation root, use os.path.abspath to make it absolute, like shown here.
+#
+# import os
+# import sys
+# sys.path.insert(0, os.path.abspath('.'))
+
+
+# -- Project information -----------------------------------------------------
+
+project = u'View Server - Operations Guide'
+copyright = u'2019, 2020, EOX IT Services GmbH'
+author = u'EOX IT Services GmbH'
+
+# -- General configuration ---------------------------------------------------
+
+# Add any Sphinx extension module names here, as strings. They can be
+# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
+# ones.
+extensions = [
+    'recommonmark',
+
+]
+
+# Add any paths that contain templates here, relative to this directory.
+templates_path = ['_templates']
+
+# List of patterns, relative to source directory, that match files and
+# directories to ignore when looking for source files.
+# This pattern also affects html_static_path and html_extra_path.
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+
+
+# -- Options for HTML output -------------------------------------------------
+
+# The theme to use for HTML and HTML Help pages.  See the documentation for
+# a list of builtin themes.
+#
+html_theme = 'alabaster'
+
+# Add any paths that contain custom static files (such as style sheets) here,
+# relative to this directory. They are copied after the builtin static files,
+# so a file named "default.css" will overwrite the builtin "default.css".
+html_static_path = ['_static']
+
+latex_documents = [(
+    'index',
+    'View-Server.tex',
+    u'View Server - Usage Guide',
+    u'EOX IT Services GmbH \\and Fabian Schindler \\and Lubomir Bucek \\and \
+    Mussab Abdalla \\and Stephan Meißl',
+    'manual',
+    True
+)]
+latex_elements = {
+    'papersize': 'a4paper',
+}
diff --git a/documentation/operations-guide/index.rst b/documentation/operations-guide/index.rst
new file mode 100644
index 00000000..b6c25866
--- /dev/null
+++ b/documentation/operations-guide/index.rst
@@ -0,0 +1,28 @@
+.. _contents:
+
+View Server - Operations Guide
+==============================
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Contents
+
+   intro
+
+   operations-guide
+
+..
+   Indices and tables
+   ==================
+
+   .. only:: builder_html
+
+      * :ref:`genindex`
+      * :ref:`modindex`
+      * :ref:`search`
+   ..   * :ref:`glossary`
+
+   .. only:: not builder_html
+
+      * :ref:`modindex`
+   --   * :ref:`glossary`
diff --git a/documentation/operations-guide/intro.md b/documentation/operations-guide/intro.md
new file mode 100644
index 00000000..7ff54f10
--- /dev/null
+++ b/documentation/operations-guide/intro.md
@@ -0,0 +1,5 @@
+# Introduction
+
+operator
+
+TODO
diff --git a/documentation/operations-guide/make.bat b/documentation/operations-guide/make.bat
new file mode 100644
index 00000000..2119f510
--- /dev/null
+++ b/documentation/operations-guide/make.bat
@@ -0,0 +1,35 @@
+@ECHO OFF
+
+pushd %~dp0
+
+REM Command file for Sphinx documentation
+
+if "%SPHINXBUILD%" == "" (
+	set SPHINXBUILD=sphinx-build
+)
+set SOURCEDIR=.
+set BUILDDIR=_build
+
+if "%1" == "" goto help
+
+%SPHINXBUILD% >NUL 2>NUL
+if errorlevel 9009 (
+	echo.
+	echo.The 'sphinx-build' command was not found. Make sure you have Sphinx
+	echo.installed, then set the SPHINXBUILD environment variable to point
+	echo.to the full path of the 'sphinx-build' executable. Alternatively you
+	echo.may add the Sphinx directory to PATH.
+	echo.
+	echo.If you don't have Sphinx installed, grab it from
+	echo.http://sphinx-doc.org/
+	exit /b 1
+)
+
+%SPHINXBUILD% -M %1 %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+goto end
+
+:help
+%SPHINXBUILD% -M help %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+
+:end
+popd
diff --git a/documentation/operations-guide/operations-guide.md b/documentation/operations-guide/operations-guide.md
new file mode 100644
index 00000000..e735a9c8
--- /dev/null
+++ b/documentation/operations-guide/operations-guide.md
@@ -0,0 +1,10 @@
+# Operations Guide
+
+TODO
+
+
+## Admin
+
+* https://vhr18.pdas.prism.eox.at/admin
+* https://emg.pdas.prism.eox.at/admin
+* https://traefik.pdas.prism.eox.at/dashboard/
diff --git a/documentation/usage-guide/Makefile b/documentation/usage-guide/Makefile
new file mode 100644
index 00000000..d4bb2cbb
--- /dev/null
+++ b/documentation/usage-guide/Makefile
@@ -0,0 +1,20 @@
+# Minimal makefile for Sphinx documentation
+#
+
+# You can set these variables from the command line, and also
+# from the environment for the first two.
+SPHINXOPTS    ?=
+SPHINXBUILD   ?= sphinx-build
+SOURCEDIR     = .
+BUILDDIR      = _build
+
+# Put it first so that "make" without argument is like "make help".
+help:
+	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+
+.PHONY: help Makefile
+
+# Catch-all target: route all unknown targets to Sphinx using the new
+# "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
+%: Makefile
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
diff --git a/documentation/usage-guide/conf.py b/documentation/usage-guide/conf.py
new file mode 100644
index 00000000..cd4aa38d
--- /dev/null
+++ b/documentation/usage-guide/conf.py
@@ -0,0 +1,66 @@
+# Configuration file for the Sphinx documentation builder.
+#
+# This file only contains a selection of the most common options. For a full
+# list see the documentation:
+# https://www.sphinx-doc.org/en/master/usage/configuration.html
+
+# -- Path setup --------------------------------------------------------------
+
+# If extensions (or modules to document with autodoc) are in another directory,
+# add these directories to sys.path here. If the directory is relative to the
+# documentation root, use os.path.abspath to make it absolute, like shown here.
+#
+# import os
+# import sys
+# sys.path.insert(0, os.path.abspath('.'))
+
+
+# -- Project information -----------------------------------------------------
+
+project = u'View Server - Usage Guide'
+copyright = u'2019, 2020, EOX IT Services GmbH'
+author = u'EOX IT Services GmbH'
+
+# -- General configuration ---------------------------------------------------
+
+# Add any Sphinx extension module names here, as strings. They can be
+# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
+# ones.
+extensions = [
+    'recommonmark',
+
+]
+
+# Add any paths that contain templates here, relative to this directory.
+templates_path = ['_templates']
+
+# List of patterns, relative to source directory, that match files and
+# directories to ignore when looking for source files.
+# This pattern also affects html_static_path and html_extra_path.
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+
+
+# -- Options for HTML output -------------------------------------------------
+
+# The theme to use for HTML and HTML Help pages.  See the documentation for
+# a list of builtin themes.
+#
+html_theme = 'alabaster'
+
+# Add any paths that contain custom static files (such as style sheets) here,
+# relative to this directory. They are copied after the builtin static files,
+# so a file named "default.css" will overwrite the builtin "default.css".
+html_static_path = ['_static']
+
+latex_documents = [(
+    'index',
+    'View-Server.tex',
+    u'View Server - Usage Guide',
+    u'EOX IT Services GmbH \\and Fabian Schindler \\and Lubomir Bucek \\and \
+    Mussab Abdalla \\and Stephan Meißl',
+    'manual',
+    True
+)]
+latex_elements = {
+    'papersize': 'a4paper',
+}
diff --git a/documentation/usage-guide/downloading.md b/documentation/usage-guide/downloading.md
new file mode 100644
index 00000000..73773053
--- /dev/null
+++ b/documentation/usage-guide/downloading.md
@@ -0,0 +1,2 @@
+# Downloading
+
diff --git a/documentation/usage-guide/index.rst b/documentation/usage-guide/index.rst
new file mode 100644
index 00000000..50a41d48
--- /dev/null
+++ b/documentation/usage-guide/index.rst
@@ -0,0 +1,33 @@
+.. _contents:
+
+View Server - Usage Guide
+=========================
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Contents
+
+   intro
+
+   web-client
+   searching
+   viewing
+   downloading
+
+   sample-requests
+
+..
+   Indices and tables
+   ==================
+
+   .. only:: builder_html
+
+      * :ref:`genindex`
+      * :ref:`modindex`
+      * :ref:`search`
+   ..   * :ref:`glossary`
+
+   .. only:: not builder_html
+
+      * :ref:`modindex`
+   --   * :ref:`glossary`
diff --git a/documentation/usage-guide/intro.md b/documentation/usage-guide/intro.md
new file mode 100644
index 00000000..8850a6ce
--- /dev/null
+++ b/documentation/usage-guide/intro.md
@@ -0,0 +1,8 @@
+# Introduction
+
+This is the Usage Guide of the View Server (VS). The intended readers are users
+of the web client and external services provided by the View Server.
+
+These provided external services are services for searching, viewing, and
+downloading of Earth Observation (EO) data. Services optimized for performance
+as well as for flexibility are provided alongside each other.
diff --git a/documentation/usage-guide/make.bat b/documentation/usage-guide/make.bat
new file mode 100644
index 00000000..2119f510
--- /dev/null
+++ b/documentation/usage-guide/make.bat
@@ -0,0 +1,35 @@
+@ECHO OFF
+
+pushd %~dp0
+
+REM Command file for Sphinx documentation
+
+if "%SPHINXBUILD%" == "" (
+	set SPHINXBUILD=sphinx-build
+)
+set SOURCEDIR=.
+set BUILDDIR=_build
+
+if "%1" == "" goto help
+
+%SPHINXBUILD% >NUL 2>NUL
+if errorlevel 9009 (
+	echo.
+	echo.The 'sphinx-build' command was not found. Make sure you have Sphinx
+	echo.installed, then set the SPHINXBUILD environment variable to point
+	echo.to the full path of the 'sphinx-build' executable. Alternatively you
+	echo.may add the Sphinx directory to PATH.
+	echo.
+	echo.If you don't have Sphinx installed, grab it from
+	echo.http://sphinx-doc.org/
+	exit /b 1
+)
+
+%SPHINXBUILD% -M %1 %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+goto end
+
+:help
+%SPHINXBUILD% -M help %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+
+:end
+popd
diff --git a/documentation/usage-guide/sample-requests.md b/documentation/usage-guide/sample-requests.md
new file mode 100644
index 00000000..df3f6073
--- /dev/null
+++ b/documentation/usage-guide/sample-requests.md
@@ -0,0 +1,82 @@
+# Sample Service Requests
+
+some live samples.
+login needed
+
+## Client
+
+TODO entry page listing collections at
+    * https://pdas.prism.eox.at
+    * https://pass.copernicus.eu
+
+
+* https://vhr18.pdas.prism.eox.at
+* https://emg.pdas.prism.eox.at
+
+* https://vhr18.pass.copernicus.eu
+* https://emg.pass.copernicus.eu
+
+## Cache
+
+### WMTS
+
+* https://vhr18.pdas.prism.eox.at/cache/ows/wmts/1.0.0/WMTSCapabilities.xml
+* https://vhr18.pdas.prism.eox.at/cache/ows/wmts/1.0.0/VHR_IMAGE_2018__TRUE_COLOR/default/2018-06-01T00%3A00%3A00Z--2018-07-01T00%3A00%3A00Z/WGS84/11/524/2224.xxx
+* https://vhr18.pdas.prism.eox.at/cache/ows/wmts/1.0.0/VHR_IMAGE_2018__FALSE_COLOR/default/2018-06-01T00%3A00%3A00Z--2018-07-01T00%3A00%3A00Z/WGS84/11/524/2224.xxx
+* https://vhr18.pdas.prism.eox.at/cache/ows/wmts/1.0.0/VHR_IMAGE_2018__NDVI/default/2018-06-01T00%3A00%3A00Z--2018-07-01T00%3A00%3A00Z/WGS84/11/524/2224.xxx
+
+### WMS
+
+* https://vhr18.pdas.prism.eox.at/cache/ows?service=wms&request=getcapabilities
+* https://vhr18.pdas.prism.eox.at/cache/ows?SERVICE=WMS&VERSION=1.1.0&REQUEST=GetMap&FORMAT=image%2Fpng&TRANSPARENT=true&LAYERS=VHR_IMAGE_2018__TRUE_COLOR&STYLES=&time=2018-06-01T00%3A00%3A00Z%2F2018-07-01T00%3A00%3A00Z&WIDTH=256&HEIGHT=256&SRS=EPSG%3A4326&BBOX=15.46875%2C43.857421875%2C15.556640625%2C43.9453125
+
+## Renderer
+
+### OpenSearch
+
+* 1st step OSDD https://vhr18.pdas.prism.eox.at/opensearch
+* 1st step search for collections https://vhr18.pdas.prism.eox.at/opensearch/atom/
+* 2nd step OSDD https://vhr18.pdas.prism.eox.at/opensearch/collections/VHR_IMAGE_2018/
+* 2nd step search https://vhr18.pdas.prism.eox.at/opensearch/collections/VHR_IMAGE_2018/atom/
+* For one product https://vhr18.pdas.prism.eox.at/opensearch/collections/VHR_IMAGE_2018/atom/?uid=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7
+
+### WMS
+
+#### Capabilities
+
+* https://vhr18.pdas.prism.eox.at/ows?service=wms&request=getcapabilities
+* Limited to one product https://vhr18.pdas.prism.eox.at/ows?service=wms&request=GetCapabilities&cql=identifier='urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7'
+
+#### GetMap
+
+* Quicklook https://vhr18.pdas.prism.eox.at/ows?service=WMS&version=1.3.0&request=GetMap&layers=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7&format=image/png&TRANSPARENT=true&width=463&height=500&CRS=EPSG:4326&STYLES=&BBOX=47.297788,25.978201,47.372606,26.047511
+* False color https://vhr18.pdas.prism.eox.at/ows?service=WMS&version=1.3.0&request=GetMap&layers=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__FALSE_COLOR&format=image/png&TRANSPARENT=true&width=463&height=500&CRS=EPSG:4326&STYLES=&BBOX=47.297788,25.978201,47.372606,26.047511
+* NDVI including style https://vhr18.pdas.prism.eox.at/ows?service=WMS&version=1.3.0&request=GetMap&layers=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__NDVI&format=image/png&TRANSPARENT=true&width=463&height=500&CRS=EPSG:4326&STYLES=coolwarm&BBOX=47.297788,25.978201,47.372606,26.047511
+* Custom color stretch https://vhr18.pdas.prism.eox.at/ows?service=WMS&version=1.3.0&request=GetMap&layers=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7&format=image/png&TRANSPARENT=true&width=463&height=500&CRS=EPSG:4326&STYLES=&BBOX=47.297788,25.978201,47.372606,26.047511&dim_range=1000%205000
+* CQL filtering on Cloud Coverage https://vhr18.pdas.prism.eox.at/ows?service=WMS&version=1.3.0&request=GetMap&layers=VHR_IMAGE_2018&format=image/png&TRANSPARENT=true&width=392&height=500&CRS=EPSG:4326&STYLES=&BBOX=44.196369,14.849791,44.554918,15.131223&cql=cloudCover%3C1
+* Clouds mask validity https://vhr18.pdas.prism.eox.at/ows?SERVICE=WMS&VERSION=1.1.0&REQUEST=GetMap&FORMAT=image%2Fpng&TRANSPARENT=true&LAYERS=VHR_IMAGE_2018__validity&STYLES=&time=2017-04-14T13%3A49%3A45Z%2F2018-09-05T00%3A00%3A00Z&WIDTH=256&HEIGHT=256&SRS=EPSG%3A4326&BBOX=15.78727912902832,43.005756378173835,16.976377487182617,44.05855560302735
+* Clouds masked https://vhr18.pdas.prism.eox.at/ows?SERVICE=WMS&VERSION=1.1.0&REQUEST=GetMap&FORMAT=image%2Fpng&TRANSPARENT=true&LAYERS=VHR_IMAGE_2018__masked_validity&STYLES=&time=2017-04-14T13%3A49%3A45Z%2F2018-09-05T00%3A00%3A00Z&WIDTH=256&HEIGHT=256&SRS=EPSG%3A4326&BBOX=15.78727912902832,43.005756378173835,16.976377487182617,44.05855560302735
+
+### WCS
+
+#### Capabilities
+
+* https://vhr18.pdas.prism.eox.at/ows?service=wcs&request=getcapabilities
+
+#### Coverage Description
+
+* https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=DescribeEOCoverageSet&eoId=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7
+* https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=DescribeCoverage&coverageId=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__coverage
+
+#### Coverage
+
+* Full in default format, projection, etc. https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=GetCoverage&coverageId=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__coverage
+* Spatial subset https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=GetCoverage&coverageid=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__coverage&subset=long(26.004538536944892,26.016211510577705)&subset=lat(47.326254844665534,47.33495235268493)&subsettingCRS=http://www.opengis.net/def/crs/EPSG/0/4326
+* Range subset https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=GetCoverage&coverageid=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__coverage&rangesubset=nir
+* Scale down https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=GetCoverage&coverageid=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__coverage&scaleFactor=0.1
+* Format, interpolation https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=GetCoverage&coverageid=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__coverage&format=image/jp2&interpolation=http://www.opengis.net/def/interpolation/OGC/1/nearest-neighbour
+* Projection https://vhr18.pdas.prism.eox.at/ows?service=WCS&version=2.0.1&request=GetCoverage&coverageid=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7__coverage&outputCRS=http://www.opengis.net/def/crs/EPSG/0/4326
+
+## DSEO
+
+* https://vhr18.pdas.prism.eox.at/ows?service=DSEO&version=1.0.0&request=GetProduct&ProductURI=urn:eop:DOVE:MULTISPECTRAL_4m:20180811_081455_1054_3be7
diff --git a/documentation/usage-guide/searching.md b/documentation/usage-guide/searching.md
new file mode 100644
index 00000000..73d0e05d
--- /dev/null
+++ b/documentation/usage-guide/searching.md
@@ -0,0 +1 @@
+# Searching
diff --git a/documentation/usage-guide/viewing.md b/documentation/usage-guide/viewing.md
new file mode 100644
index 00000000..63df48ae
--- /dev/null
+++ b/documentation/usage-guide/viewing.md
@@ -0,0 +1 @@
+# Viewing
diff --git a/documentation/usage-guide/web-client.md b/documentation/usage-guide/web-client.md
new file mode 100644
index 00000000..f7ed71a5
--- /dev/null
+++ b/documentation/usage-guide/web-client.md
@@ -0,0 +1,6 @@
+# Web Client
+
+using via GUI
+
+![Web Client at Start](images/client_start.* "Web Client at Start")
+
-- 
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