Detect plantuml license (#4666)

* add rule for detecting plantuml license

Signed-off-by: uttam282005 <uttam282005@gmail.com>

* add tests

Signed-off-by: uttam282005 <uttam282005@gmail.com>

* add false positive rule to avoid false gpl license detection

Signed-off-by: uttam282005 <uttam282005@gmail.com>

* remove local test file

Signed-off-by: uttam282005 <uttam282005@gmail.com>

* add faq url as ignorable

Signed-off-by: uttam282005 <uttam282005@gmail.com>

* remove trailing slash from epl urls

Signed-off-by: uttam282005 <uttam282005@gmail.com>

---------

Signed-off-by: uttam282005 <uttam282005@gmail.com>

Author: uttam282005

src/licensedcode/data/rules/false-positive-plantuml_1.RULE

@@ -0,0 +1,6 @@
+---
+is_false_positive: yes
+notes: False positive for PlantUML javadoc badge URL containing gplv2
+---
+
+[![javadoc](https://javadoc.io/badge2/net.sourceforge.plantuml/plantuml-gplv2/javadoc.svg)](https://javadoc.io/doc/net.sourceforge.plantuml/plantuml-gplv2)

src/licensedcode/data/rules/plantuml_1.RULE

@@ -0,0 +1,24 @@
+---
+license_expression: (mit OR apache-2.0 OR epl-2.0 OR lgpl-3.0-plus OR gpl-3.0-plus)
+is_license_notice: yes
+relevance: 100
+ignorable_urls: 
+    - https://www.gnu.org/licenses/gpl-3.0.html
+    - https://www.gnu.org/licenses/lgpl-3.0.html
+    - https://www.apache.org/licenses/LICENSE-2.0
+    - https://www.eclipse.org/legal/epl-2.0
+    - https://opensource.org/licenses/MIT
+    - https://plantuml.com/en/faq#ddbc9d04378ee462
+---
+
+## 📃 License
+
+PlantUML is licensed under several licenses; you can choose the one that suits you best:
+
+- [GPL license](https://www.gnu.org/licenses/gpl-3.0.html)
+- [LGPL license](https://www.gnu.org/licenses/lgpl-3.0.html)
+- [Apache license](https://www.apache.org/licenses/LICENSE-2.0)
+- [Eclipse Public license](https://www.eclipse.org/legal/epl-2.0/)
+- [MIT license](https://opensource.org/licenses/MIT)
+
+For more information, please refer to the [PlantUML license FAQ](https://plantuml.com/en/faq#ddbc9d04378ee462) to help determine which license is appropriate for your use case.

tests/licensedcode/data/datadriven/lic4/plantuml_license_notice.txt

@@ -0,0 +1,11 @@
+## 📃 License
+
+PlantUML is licensed under several licenses; you can choose the one that suits you best:
+
+- [GPL license](https://www.gnu.org/licenses/gpl-3.0.html)
+- [LGPL license](https://www.gnu.org/licenses/lgpl-3.0.html)
+- [Apache license](https://www.apache.org/licenses/LICENSE-2.0)
+- [Eclipse Public license](https://www.eclipse.org/legal/epl-2.0/)
+- [MIT license](https://opensource.org/licenses/MIT)
+
+For more information, please refer to the [PlantUML license FAQ](https://plantuml.com/en/faq#ddbc9d04378ee462) to help determine which license is appropriate for your use case.

tests/licensedcode/data/datadriven/lic4/plantuml_license_notice.txt.yml

@@ -0,0 +1,2 @@
+license_expressions:
+  - mit OR apache-2.0 OR epl-2.0 OR lgpl-3.0-plus OR gpl-3.0-plus