.htaccess

<IfModule mod_rewrite.c>
    Options -MultiViews
    Options +FollowSymLinks

    RewriteEngine On
    RewriteBase /

    # Courses home
    RewriteCond %{QUERY_STRING} ^id_session=0
    RewriteRule ^courses/(.*)/(.*)$ web/courses/$1? [R,L]

    RewriteCond %{QUERY_STRING} ^id_session=([0-9]*)
    RewriteRule ^courses/(.*)/(.*)$ web/courses/$1/%1/? [R,L]

    RewriteRule ^courses/(.*)/index.php$ web/courses/$1? [R,L]
    RewriteRule ^courses/(.*)/$ web/courses/$1? [R,L]

    # PHP Main files are redirected to the "web/main" zone

    RewriteRule ^main/(.*)\.php web/main/$1.php [R,L]

    # Courses documents
    # courses/MATHS/document/folder1/picture.jpg --> web/data/courses/MATHS/document/folder1/picture.jpg
    RewriteRule ^courses/(.*)/document/(.*)$ web/data/courses/$1/document/$2 [R,L]

    # SCORM documents
    # courses/MATHS/scorm/folder1/picture.jpg --> web/data/courses/MATHS/scorm/folder1/picture.jpg
    RewriteRule ^courses/(.*)/scorm/(.*)$ web/data/courses/$1/scorm/$2 [R,L]

    # Certificates
    # Redirection: certificates/index.php?id=123 -> web/certificates/123
    RewriteCond %{QUERY_STRING} ^id=([0-9]*)
    RewriteRule ^certificates/(.*)$ web/certificates/%1? [R,L]

    # Portal news
    # news_list.php?id=5 --> web/news/5
    RewriteCond %{QUERY_STRING} ^id=([0-9]*)
    RewriteRule ^news_list.php?$ web/news/%1? [R,L]
</IfModule>