add MagnetDL public tracker. closes #1069 (#1865)

* docs: add MagnetDL public tracker. closes #1069

* Create magnetdl.yml

* magnetdl: ensure keywords are in lower case

* docs: oops, m before n

README.md

@@ -35,6 +35,7 @@ Developer note: The software implements the [Torznab](https://github.com/Sonarr/
  * KickAssTorrent
  * KickAssTorrent (thekat.se clone)
  * LimeTorrents
+ * MagnetDL
  * NextTorrent
  * Nyaa.si
  * Nyaa-Pantsu

src/Jackett/Definitions/magnetdl.yml

@@ -0,0 +1,67 @@
+---
+  site: magnetdl
+  name: MagnetDL
+  language: en-us
+  type: public
+  encoding: UTF-8
+  links:
+    - http://www.magnetdl.com/
+
+  caps:
+    categories:
+      "TV": TV
+      "Movie": Movies
+      "Music": Audio
+      "E-Book": Books/Ebook
+      "Game": PC/Games
+      "Software": PC
+      "Other": Other
+
+    modes:
+      search: [q]
+      tv-search: [q, season, ep]
+      movie-search: [q]
+
+  settings: []
+
+  search:
+    headers:
+      # prevent redirect
+      Accept: ["text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8"]
+    keywordsfilters:
+      # replace space between keywords with - to prevent 404 Not Found
+      - name: re_replace
+        args: [" ", "-"]
+      - name: tolower
+    # return movie results if there are no search parms supplied (for use with the TEST button)
+    # http://www.magnetdl.com/m/midnight-texas-s01e10/
+    path: "{{if .Keywords}}/{{ re_replace .Keywords \"(.).*\" \"$1\" }}/{{ .Keywords }}/{{else}}download/movies/{{end}}"
+    rows:
+      selector: tr:has(td[class="m"])
+    fields:
+      title:
+        selector: td[class="n"] a
+        attribute: title
+      category:
+        optional: true
+        selector:  td[class^="t"]
+      details:
+        selector: td[class="n"] a
+        attribute: href
+      magnet:
+        selector: td[class="m"] a
+        attribute: href
+      date:
+        selector: td:nth-child(3)
+        filters:
+          - name: timeago
+      size:
+        selector: td:nth-child(6)
+      seeders:
+        selector: td[class="s"]
+      files:
+        selector: td[class="l"]
+      downloadvolumefactor:
+        text: "0"
+      uploadvolumefactor:
+        text: "1"