Bump the python-deps group with 3 updates

Bumps the python-deps group with 3 updates: [lxml](https://github.com/lxml/lxml), [pyyaml](https://github.com/yaml/pyyaml) and [pyinstaller](https://github.com/pyinstaller/pyinstaller).


Updates `lxml` from 5.2.2 to 5.3.0
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](https://github.com/lxml/lxml/compare/lxml-5.2.2...lxml-5.3.0)

Updates `pyyaml` from 6.0.1 to 6.0.2
- [Release notes](https://github.com/yaml/pyyaml/releases)
- [Changelog](https://github.com/yaml/pyyaml/blob/main/CHANGES)
- [Commits](https://github.com/yaml/pyyaml/compare/6.0.1...6.0.2)

Updates `pyinstaller` from 6.9.0 to 6.10.0
- [Release notes](https://github.com/pyinstaller/pyinstaller/releases)
- [Changelog](https://github.com/pyinstaller/pyinstaller/blob/develop/doc/CHANGES.rst)
- [Commits](https://github.com/pyinstaller/pyinstaller/compare/v6.9.0...v6.10.0)

---
updated-dependencies:
- dependency-name: lxml
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-deps
- dependency-name: pyyaml
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: python-deps
- dependency-name: pyinstaller
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-deps
...

Signed-off-by: dependabot[bot] <support@github.com>

.dockerignore

@@ -0,0 +1,5 @@
+/LICENSE
+/README.md
+/rssingle.png
+/Dockerfile
+/config.yml

.github/FUNDING.yml

@@ -0,0 +1,2 @@
+github: tanrax
+ko_fi: androsfenollosa

.github/dependabot.yml

@@ -0,0 +1,19 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    groups:
+      gh-actions-deps:
+        patterns:
+          - "*"
+      
+  - package-ecosystem: "pip"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    groups:
+      python-deps:
+        patterns:
+          - "*"

.github/workflows/ci.yml

@@ -0,0 +1,59 @@
+name: CI workflow for RSSingle
+
+on: [push, pull_request]
+
+jobs:
+  build-and-check:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.8", "3.9", "3.10"]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install flake8
+          pip install -r requirements.txt
+      - name: Lint with flake8
+        run: |
+          # stop the build if there are Python syntax errors or undefined names
+          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+          # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
+  # to be completed once macOS builds fixed
+  create-and-publish-release:
+    needs: build-and-check
+    if: startsWith(github.ref, 'refs/tags/') && success()
+    strategy:
+      matrix:
+        # `--windowed` is for macOS, and `--onefile` is for other OSes.
+        pyinstaller-type: ['--windowed', '--onefile']
+        runner: ["macos-latest", "windows-latest", "ubuntu-latest"]
+    runs-on: ${{ matrix.runner }}
+    name: Builder for Python all-in-one executables, published on a release.
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.8"
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pyinstaller
+          pip install -r requirements.txt
+      - name: Build RSSingle (Windows, Linux)
+        if: ${{ matrix.runner != 'macos-latest' }}
+        run: pyinstaller --onefile ./rssingle.py
+      - name: Build RSSingle (macOS)
+        if: ${{ matrix.runner == 'macos-latest' }}
+        run: pyinstaller --windowed ./rssingle.py
+      - name: List artifacts for finishing this action
+        run: find ./dist/

.github/workflows/container.yml

@@ -0,0 +1,45 @@
+name: Container image builder for RSS single
+
+on:
+  workflow_run:
+    workflows: ["CI workflow for RSSingle"]
+    types: [completed]
+    branches: [master]
+  
+jobs:
+  build-and-push-container-image:
+    name: Build and push container image to Docker Hub and GHCR.io
+    if: ${{ github.event.workflow_run.conclusion == 'success' && github.repository == 'tanrax/RSSingle' }}
+    runs-on: ubuntu-latest
+    continue-on-error: true
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+
+      - name: Build container image
+        id: build
+        uses: redhat-actions/buildah-build@v2
+        with:
+          image: ${{ github.repository }}
+          tags: latest
+          containerfiles: Dockerfile
+
+      - name: Push container image to Docker Hub
+        uses: redhat-actions/push-to-registry@v2
+        with:
+          image: ${{ steps.build.outputs.image }}
+          tags: ${{ steps.build.outputs.tags }}
+          registry: docker.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.DOCKER_TOKEN }}
+
+      - name: Push container image to GHCR.io
+        uses: redhat-actions/push-to-registry@v2
+        with:
+          image: ${{ steps.build.outputs.image }}
+          tags: ${{ steps.build.outputs.tags }}
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+          

Dockerfile

@@ -0,0 +1,18 @@
+FROM docker.io/python:3.8-buster AS base
+
+FROM base AS build
+
+WORKDIR /work
+
+COPY . .
+
+RUN pip3 install pyinstaller
+
+RUN pip3 install -r /work/requirements.txt
+RUN pyinstaller --onefile /work/rssingle.py
+
+FROM docker.io/python:3.8-buster AS app
+
+COPY --from=build /work/dist/rssingle /rssingle
+
+ENTRYPOINT ["/rssingle"]

README.md

@@ -2,6 +2,10 @@
 
 Generates an RSS file from the list of other feeds (RSS/Atom/JSON). Very handy when you want to centralise the list of your feeds in one place and all your devices feed from the same place.
 
+<p align="center">
+  <img src="rssingle.png" width="200" alt="RRSingle">
+</p>
+
 ## Run
 
 1. Download the binary.
@@ -12,9 +16,11 @@ Generates an RSS file from the list of other feeds (RSS/Atom/JSON). Very handy w
 wget https://github.com/tanrax/RSSingle/releases/download/v1.0.0/rssingle
 ```
 
-**MacOS and Windows**
+**Windows**
 
-Coming soon
+``` shell
+wget https://github.com/tanrax/RSSingle/releases/download/v1.0.0/rssingle.exe
+```
 
 2. Gives execution permissions.
 
@@ -29,6 +35,7 @@ title: My RSS Feed
 description: My customised RSS feed with technology news
 url: https://www.example.com
 output: rss.xml
+max_entries: 5 # Delete this line to get all
 feeds:
   - https://programadorwebvalencia.com/feed/
   - https://republicaweb.es/feed/
@@ -43,13 +50,19 @@ curl -o config.yml https://raw.githubusercontent.com/tanrax/RSSingle/master/conf
 4. Run the binary.
 
 ``` shell
-./rssingle 
+./rssingle
 ```
 
 A file called `rss.xml` will be created.
 
 ## Development
 
+Activate Debug messages by console.
+
+```
+export SR_LOG_LEVEl=DEBUG
+```
+
 ### Compiling
 
 ```shell

config.yml

@@ -2,6 +2,10 @@ title: My RSS Feed
 description: My customised RSS feed with technology news
 url: https://www.example.com
 output: rss.xml
+max_entries: 2 # Delete this line to get all
 feeds:
   - https://programadorwebvalencia.com/feed/
-  - https://republicaweb.es/feed/
+  - https://republicaweb.es/feed/
+filter_strings:
+  - unwanted
+  - exclude_this

requirements.txt

@@ -1,7 +1,7 @@
-feedgen==0.9.0
-feedparser==6.0.10
-listparser==0.19.0
-lxml==4.9.0
-python-dateutil==2.8.2
-pyyaml==6.0
-pyinstaller==5.1
+feedgen==1.0.0
+feedparser==6.0.11
+listparser==0.20
+lxml==5.3.0
+python-dateutil==2.9.0.post0
+pyyaml==6.0.2
+pyinstaller==6.10.0

res/cron/crontab

@@ -1,5 +0,0 @@
-# For stdout to file
-0   *   *   *   * cd /opt/rss && . ./.env && /opt/rss/singlerss.py > /var/www/html/feeds.xml
-
-# For file direct.
-0   *   *   *   * cd /opt/rss && . ./.env && /opt/rss/singlerss.py

res/systemd/rss.service

@@ -1,26 +0,0 @@
-[Unit]
-Description=Generate combined RSS feed.
-
-
-[Service]
-Type=oneshot
-# Make sure to set user and group
-# to your setup.
-User=nginx
-Group=nobody
-
-# Make sure to customise these to your
-# system!
-WorkingDirectory=/var/www/html/feed.xml
-# And this.
-EnvironmentFile=/opt/singlerss/.env
-# And this.
-ExecStart=/opt/rss/singlerss.py
-
-# These don't work on older systemd versions.
-# In that case, you should configure singlerss
-# to output to file, as documented in the README,
-# and comment these directives out.
-StandardInput=null
-StandardError=journal
-StandardOutput=file:$SINGLERSS_FEED_OUT_PATH

res/systemd/rss.timer

@@ -1,8 +0,0 @@
-[Unit]
-Description=Hourly refresh of singlerss
-
-[Timer]
-OnCalendar=hourly
- 
-[Install]
-WantedBy=timers.target

rssingle.py

@@ -15,14 +15,13 @@ import json
 import yaml
 
 
-# Varaibles
+# Variables
 
 log = None
 CONFIG_PATH = "config.yml"
 LOG_LEVEL = environ.get("SR_LOG_LEVEl", "ERROR")
 fg = None
 FEED_OUT_PATH = None
-FEED_LIST_PATH = None
 FEEDS = []
 CFG = None
 
@@ -45,7 +44,7 @@ def setup_logging() -> None:
     return None
 
 
-def get_url_from_feed(config):
+def get_url_from_feed(config) -> str:
     """
     This function returns the URL from a feed.
     """
@@ -70,9 +69,8 @@ def init_feed() -> None:
         fg.link(href=get_url_from_feed(CONFIG), rel="self")
         fg.subtitle(CONFIG["description"])
         fg.language("en")
-    except:
-        log.error("Error initialising the feed!")
-        sys.exit(1)
+    except BaseException: # find out what exceptions FeedGenerator can cause as well as KeyError.
+        logging.exception("Error initialising the feed!")
 
     log.debug("Feed initialised!")
 
@@ -85,10 +83,20 @@ def parse_rss_feed(url) -> feedparser.FeedParserDict:
     try:
         # Hopefully this should parse..
         return feedparser.parse(url)
-    except Exception:
+    except BaseException: # find out what exceptions .parse() call can cause.
         log.warning("Failed to parse RSS feed.")
         # Now, we could handle gracefully.
 
+def filter_feed_entries(entry) -> bool:
+    """
+    This function filters feed entries based on strings defined in config.yml.
+    """
+    filter_strings = CONFIG.get("filter_strings", [])
+    for filter_str in filter_strings:
+        if filter_str.lower() in entry.get("title", "").lower() or filter_str.lower() in entry.get("summary", "").lower():
+            log.debug(f"Entry filtered out: {entry['title']}")
+            return False
+    return True
 
 def main():
     log.debug("Loading feed list into memory..")
@@ -99,30 +107,34 @@ def main():
         rss = parse_rss_feed(feed)
         entries = rss.get("entries")
         log.debug("Iterating over [input] feed entries..")
-        for entry in entries:
+        for entry in entries[:CONFIG["max_entries"]] if "max_entries" in CONFIG else entries:
             log.debug("New feed entry created.")
 
+            if not filter_feed_entries(entry):
+                continue  # Skip this entry
+
             fe = fg.add_entry()
 
             log.debug("Working on new feed entry..")
 
+
             try:
                 fe.id(entry["id"])
-            except:
-                # Deifnitely weird...
+            except KeyError:
+                # Definitely weird...
                 log.warning("Empty id attribute, defaulting..")
                 fe.id("about:blank")
 
             try:
                 fe.title(entry["title"])
-            except:
+            except KeyError:
                 # OK, this is a definite malformed feed!
                 log.warning("Empty title attribute, defaulting..")
                 fe.title("Unspecified")
 
             try:
                 fe.link(href=entry["link"])
-            except:
+            except KeyError:
                 # When we have a empty link attribute, this isn't ideal
                 # to set a default value.. :/
                 log.warning("Empty link attribute, defaulting..")
@@ -136,12 +148,12 @@ def main():
                     try:
                         for author in entry["authors"]:
                             fe.author(author)
-                    except:
+                    except KeyError:
                         log.debug("Oh dear, a malformed feed! Adjusting.")
                         # This is a ugly hack to fix broken feed entries with the author attribute!
                         author["email"] = author.pop("href")
                         fe.author(author)
-            except:
+            except KeyError:
                 # Sometimes we don't have ANY author attributes, so we
                 # have to set a dummy attribute.
                 log.warning("Empty authors attribute, defaulting..")
@@ -155,7 +167,7 @@ def main():
                     fe.description(entry["description"])
                     fe.summary(entry["description"])
                     fe.content(entry["description"])
-            except:
+            except KeyError:
                 # Sometimes feeds don't provide a summary OR description, so we
                 # have to set an empty value.
                 # This is pretty useless for a feed, so hopefully we
@@ -169,11 +181,11 @@ def main():
                     try:
                         fe.published(entry["published"])
                         fe.updated(entry["published"])
-                    except:
+                    except KeyError:
                         fe.published("1970-01/01T00:00:00+00:00")
                         fe.updated("1970-01/01T00:00:00+00:00")
                         continue
-            except:
+            except Exception:
                 # Sometimes feeds don't even provide a publish date, so we default to
                 # the start date &time of the Unix epoch.
                 log.warning("Empty publish attribute, defaulting..")
@@ -201,20 +213,6 @@ if __name__ == "__main__":
         log.error("This program will NOT run without that set.")
         sys.exit(1)
 
-    try:
-        FEED_LIST_PATH = CONFIG["url"]
-    except:
-        log.error("*** Configure variable missing! ***")
-        log.error("`url` variable missing.")
-        sys.exit(1)
-
-    try:
-        FEED_LIST_PATH = CONFIG["feeds"]
-    except:
-        log.error("*** Configure variable missing! ***")
-        log.error("`feeds` variable missing.")
-        sys.exit(1)
-
     init_feed()
 
     log.debug("Begin processing feeds...")