[api] support search for repositories

based on
* given project and repo name
* used repository as path
* used update channel of a given product

src/api/lib/xpath_engine.rb

@@ -134,6 +134,38 @@ def initialize
            'LEFT JOIN attrib_types ON attribs.attrib_type_id = attrib_types.id',
            'LEFT JOIN attrib_namespaces ON attrib_types.attrib_namespace_id = attrib_namespaces.id']},
       },
+      'repositories' => {
+        '@project' => {cpart: 'pr.name',
+                       joins: 'LEFT JOIN projects AS pr ON repositories.db_project_id=pr.id' },
+        '@name' => {cpart: 'repositories.name'},
+        'path/@project' => {:cpart => 'pathrepoprj.name', :joins => [
+          'LEFT join path_elements pep on pep.parent_id=repositories.id',
+          'LEFT join repositories pathrepop on pep.repository_id=pathrepop.id',
+          'LEFT join projects pathrepoprj on pathrepop.db_project_id=pathrepoprj.id']},
+        'path/@repository' => {:cpart => 'pathrepo.name', :joins => [
+          'LEFT join path_elements pe on pe.parent_id=repositories.id',
+          'LEFT join repositories pathrepo on pe.repository_id=pathrepo.id ']},
+        'targetproduct/@project' => {:cpart => 'tpprj.name', :joins => [
+          'LEFT join product_update_repositories tpr on tpr.repository_id=repositories.id',
+          'LEFT join products tpn on tpn.id=tpr.product_id ',
+          'LEFT join packages tppkg on tppkg.id=tpn.package_id ',
+          'LEFT join projects tpprj on tpprj.id=tppkg.project_id ']},
+        'targetproduct/@arch' => {:cpart => 'tppa.name', :joins => [
+          'LEFT join product_update_repositories pnuar on pnuar.repository_id=repositories.id',
+          'LEFT join architectures tppa on tppa.id=pnuar.arch_filter_id ']},
+        'targetproduct/@name' => {:cpart => 'tppn.name', :joins => [
+          'LEFT join product_update_repositories pnur on pnur.repository_id=repositories.id',
+          'LEFT join products tppn on tppn.id=pnur.product_id ']},
+        'targetproduct/@baseversion' => {:cpart => 'tppnb.baseversion', :joins => [
+          'LEFT join product_update_repositories pnurb on pnurb.repository_id=repositories.id',
+          'LEFT join products tppnb on tppnb.id=pnurb.product_id ']},
+        'targetproduct/@patchlevel' => {:cpart => 'tppnp.patchlevel', :joins => [
+          'LEFT join product_update_repositories pnurp on pnurp.repository_id=repositories.id',
+          'LEFT join products tppnp on tppnp.id=pnurp.product_id ']},
+        'targetproduct/@version' => {:cpart => 'tppnv.version', :joins => [
+          'LEFT join product_update_repositories pnurv on pnurv.repository_id=repositories.id',
+          'LEFT join products tppnv on tppnv.id=pnurv.product_id ']},
+      },
       'binaries' => {
         '@name' => {:cpart => 'binary_name'},
         '@version' => {:cpart => 'binary_version'},
@@ -335,7 +367,7 @@ def find(xpath)
     when 'projects'
       relation = Project.all
     when 'repositories'
-      relation = Repository.where("db_project_id not in (?)", Relationship.forbidden_project_ids)
+      relation = Repository.where("repositories.db_project_id not in (?)", Relationship.forbidden_project_ids)
     when 'requests'
       relation = BsRequest.all
       attrib = AttribType.find_by_namespace_and_name('OBS', 'IncidentPriority')

src/api/test/functional/channel_maintenance_test.rb

@@ -308,6 +308,7 @@ def test_large_channel_test
     assert_response :success
     # added by branching the channel package container
     assert_xml_tag :tag => "repository", :attributes => {name: "BaseDistro3Channel"}
+    # cleanup
     delete "/source/home:maintenance_coord:branches:My:Maintenance:0"
     assert_response :success
 
@@ -422,6 +423,16 @@ def test_large_channel_test
     get "/source/#{incidentProject}/BaseDistro2.0.Channel/_meta"
     assert_response :success
     assert_xml_tag :tag => 'enable', :attributes => {repository: "BaseDistro2.0_LinkedUpdateProject"}
+    # check repository search by product
+    get "/search/repository/id?match=targetproduct/@name='simple'" #+and+target/product/@version='10.2'"
+    assert_response :success
+    assert_xml_tag tag: 'collection', :children => {count: 1}
+    assert_xml_tag tag: 'repository', :attributes => { project: 'BaseDistro2.0:LinkedUpdateProject', name: 'BaseDistro2LinkedUpdateProject_repo' }
+    get "/search/repository/id?match=targetproduct/[@name='simple'+and+@version='13.1']+and+@project='BaseDistro2.0:LinkedUpdateProject'"
+    assert_response :success
+    assert_xml_tag tag: 'collection', :children => {count: 1}
+    assert_xml_tag tag: 'repository', :attributes => { project: 'BaseDistro2.0:LinkedUpdateProject', name: 'BaseDistro2LinkedUpdateProject_repo' }
+
     login_king
     delete "/source/BaseDistro2.0/_product"
     assert_response :success

src/api/test/functional/search_controller_test.rb

@@ -293,7 +293,7 @@ def test_search_issues
     assert_xml_tag :parent => { tag: 'issue'}, tag: 'label', :content => "bnc#123456"
   end
 
-  def test_search_repository_id
+  def test_search_repository
     login_Iggy 
     get "/search/repository/id"
     assert_response :success
@@ -309,6 +309,25 @@ def test_search_repository_id
     repos = get_repos
     assert repos.include?('home:Iggy/10.2')
     assert repos.include?('HiddenProject/nada'), "HiddenProject repos public"
+
+    get "/source/home:Iggy/_meta"
+    get "/search/repository/id?match=@project='home:Iggy'+and+@name='10.2'"
+    assert_response :success
+    assert_xml_tag tag: 'collection'
+    assert_xml_tag tag: 'repository', :attributes => { project: 'home:Iggy', name: '10.2' }
+    assert repos.count, 1
+
+    get "/search/repository/id?match=path/@repository='BaseDistro_repo'"
+    assert_response :success
+    assert_xml_tag tag: 'collection'
+    assert_xml_tag tag: 'repository', :attributes => { project: 'home:Iggy', name: '10.2' }
+    assert repos.count, 1
+
+    get "/search/repository/id?match=path/[@project='BaseDistro'+and+@repository='BaseDistro_repo']"
+    assert_response :success
+    assert_xml_tag tag: 'collection'
+    assert_xml_tag tag: 'repository', :attributes => { project: 'home:Iggy', name: '10.2' }
+    assert repos.count, 1
   end
 
   def test_osc_search_devel_package_after_request_accept